:root {
  --green: #2f5d50;
  --green-dark: #21443a;
  --sand: #f5e9dc;
  --sand-light: #fbf5ee;
  --clay: #dfa89a;
  --white: #fffdf9;
  --text: #263238;
  --muted: #5f6f69;
  --line: #eaded2;
  --shadow: 0 20px 50px rgba(47, 93, 80, 0.12);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 18px 6%;
  background: rgba(255, 253, 249, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--green);
  text-decoration: none;
  font-family: Arial, sans-serif;
  font-weight: 800;
  font-size: 18px;
}

.logo-mark {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  border: 6px solid var(--clay);
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

.site-nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-family: Arial, sans-serif;
}

.site-nav a {
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
}

.site-nav a:hover {
  color: var(--green);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 54px;
  align-items: center;
  padding: 86px 6% 92px;
  background:
    radial-gradient(circle at top right, rgba(223, 168, 154, 0.22), transparent 34%),
    linear-gradient(135deg, var(--sand-light), var(--white));
}

.hero-copy {
  max-width: 760px;
}

.eyebrow,
.section-label {
  margin: 0 0 14px;
  color: var(--green);
  font-family: Arial, sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  color: var(--green);
  line-height: 1.06;
}

h1 {
  margin: 0 0 24px;
  font-size: clamp(48px, 7vw, 92px);
  letter-spacing: -0.055em;
}

h2 {
  margin: 0 0 18px;
  font-size: clamp(34px, 4vw, 56px);
  letter-spacing: -0.035em;
}

h3 {
  margin: 0 0 16px;
  font-size: 26px;
  letter-spacing: -0.02em;
}

p {
  margin-top: 0;
}

.hero-text {
  max-width: 650px;
  color: var(--text);
  font-family: Arial, sans-serif;
  font-size: 21px;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 22px;
  border-radius: 999px;
  font-family: Arial, sans-serif;
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
}

.primary {
  color: white;
  background: var(--green);
}

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

.secondary {
  color: var(--green);
  background: var(--white);
  border: 1px solid rgba(47, 93, 80, 0.55);
}

.hero-visual {
  position: relative;
  min-height: 430px;
  border-radius: 42px;
  background:
    linear-gradient(135deg, rgba(245, 233, 220, 0.92), rgba(255, 253, 249, 0.78)),
    radial-gradient(circle at 20% 20%, rgba(223, 168, 154, 0.34), transparent 32%);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.disc-shape {
  position: absolute;
  width: 230px;
  height: 230px;
  top: 88px;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 999px;
  background: rgba(47, 93, 80, 0.12);
  border: 28px solid rgba(47, 93, 80, 0.88);
}

.disc-ring {
  position: absolute;
  width: 86px;
  height: 62px;
  top: 104px;
  left: calc(50% + 18px);
  transform: translateX(-50%) rotate(-8deg);
  border-radius: 999px;
  border: 13px solid var(--clay);
  background: transparent;
}

.leaf {
  position: absolute;
  width: 92px;
  height: 32px;
  border-radius: 100% 0 100% 0;
  background: rgba(47, 93, 80, 0.18);
}

.leaf-one {
  right: 42px;
  top: 52px;
  transform: rotate(-28deg);
}

.leaf-two {
  left: 36px;
  bottom: 62px;
  transform: rotate(18deg);
}

.info-card {
  position: absolute;
  right: 34px;
  bottom: 34px;
  display: grid;
  gap: 6px;
  width: min(250px, calc(100% - 68px));
  padding: 22px;
  border-radius: 22px;
  font-family: Arial, sans-serif;
  background: rgba(255, 253, 249, 0.92);
  border: 1px solid var(--line);
}

.info-card strong {
  color: var(--green);
  font-size: 16px;
}

.info-card span {
  color: var(--muted);
  font-size: 14px;
}

.section {
  padding: 84px 6%;
}

.intro-section {
  display: grid;
  grid-template-columns: 0.75fr 1fr;
  gap: 54px;
  max-width: 1280px;
  margin: 0 auto;
}

.intro-section p,
.split-section p,
.size-content p,
.link-section p,
.faq-section p {
  font-family: Arial, sans-serif;
  font-size: 17px;
}

.learning-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  padding: 0 6% 88px;
}

.learning-card {
  min-height: 270px;
  padding: 32px;
  border-radius: var(--radius);
  background: var(--sand);
}

.card-number {
  display: inline-block;
  margin-bottom: 28px;
  color: var(--clay);
  font-family: Arial, sans-serif;
  font-weight: 800;
}

.learning-card p {
  font-family: Arial, sans-serif;
  font-size: 16px;
}

.learning-card a {
  display: inline-block;
  margin-top: 16px;
  color: var(--green);
  font-family: Arial, sans-serif;
  font-weight: 800;
  text-decoration: none;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1fr);
  gap: 48px;
  align-items: start;
  max-width: 1280px;
  margin: 0 auto;
}

.comparison-box {
  display: grid;
  gap: 14px;
}

.comparison-row {
  display: grid;
  gap: 8px;
  padding: 24px;
  border-radius: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 12px 30px rgba(47, 93, 80, 0.07);
  font-family: Arial, sans-serif;
}

.comparison-row strong {
  color: var(--green);
  font-size: 18px;
}

.comparison-row span {
  color: var(--muted);
}

.size-section {
  padding: 88px 6%;
  background:
    radial-gradient(circle at 86% 20%, rgba(223, 168, 154, 0.22), transparent 28%),
    var(--sand-light);
}

.size-content {
  max-width: 860px;
}

.check-list {
  display: grid;
  gap: 12px;
  margin: 26px 0 30px;
  padding: 0;
  list-style: none;
  font-family: Arial, sans-serif;
}

.check-list li {
  position: relative;
  padding-left: 30px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--clay);
}

.link-section {
  max-width: 1280px;
  margin: 0 auto;
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.link-grid a {
  display: grid;
  gap: 8px;
  min-height: 150px;
  padding: 26px;
  border-radius: 22px;
  color: var(--text);
  text-decoration: none;
  background: var(--sand);
  border: 1px solid transparent;
  font-family: Arial, sans-serif;
}

.link-grid a:hover {
  border-color: rgba(47, 93, 80, 0.35);
}

.link-grid strong {
  color: var(--green);
  font-size: 18px;
}

.link-grid span {
  color: var(--muted);
}

.faq-section {
  padding: 88px 6%;
  background: var(--sand);
}

.faq-section h2 {
  max-width: 820px;
}

details {
  max-width: 920px;
  padding: 22px 0;
  border-bottom: 1px solid rgba(47, 93, 80, 0.18);
  font-family: Arial, sans-serif;
}

summary {
  cursor: pointer;
  color: var(--green);
  font-size: 19px;
  font-weight: 800;
}

details p {
  max-width: 760px;
  margin: 14px 0 0;
  color: var(--text);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  padding: 42px 6%;
  color: white;
  background: var(--green);
  font-family: Arial, sans-serif;
}

.site-footer p {
  max-width: 520px;
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.78);
}

.footer-links {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-links a {
  color: white;
  text-decoration: none;
}

@media (max-width: 980px) {
  .hero,
  .intro-section,
  .split-section {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 360px;
  }

  .learning-grid,
  .link-grid {
    grid-template-columns: 1fr;
  }

  .learning-card {
    min-height: auto;
  }
}

@media (max-width: 720px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 5%;
  }

  .site-nav {
    gap: 12px 16px;
  }

  .hero {
    padding: 56px 5% 64px;
  }

  h1 {
    font-size: clamp(44px, 14vw, 62px);
  }

  h2 {
    font-size: clamp(32px, 10vw, 44px);
  }

  .hero-text {
    font-size: 18px;
  }

  .section,
  .size-section,
  .faq-section {
    padding: 62px 5%;
  }

  .learning-grid {
    padding: 0 5% 62px;
  }

  .hero-visual {
    min-height: 310px;
    border-radius: 30px;
  }

  .disc-shape {
    width: 170px;
    height: 170px;
    top: 58px;
    border-width: 22px;
  }

  .disc-ring {
    width: 68px;
    height: 48px;
    top: 72px;
    border-width: 10px;
  }

  .info-card {
    right: 18px;
    bottom: 18px;
    width: calc(100% - 36px);
  }

  .site-footer {
    flex-direction: column;
    padding: 36px 5%;
  }
}

.page-hero {
  padding: 82px 6% 86px;
  background:
    radial-gradient(circle at 88% 18%, rgba(223, 168, 154, 0.24), transparent 30%),
    linear-gradient(135deg, var(--sand-light), var(--white));
}

.page-hero h1 {
  max-width: 980px;
}

.page-hero .hero-text {
  max-width: 760px;
}