:root {
  --forest: #25433d;
  --green: #2d7468;
  --green-dark: #1e5750;
  --ink: #22302d;
  --muted: #65706d;
  --line: #dce4e1;
  --paper: #fbfbf8;
  --mint: #edf7f4;
  --blue: #eaf1f8;
  --coral: #c96f5f;
  --white: #ffffff;
  --shadow: 0 22px 50px rgba(37, 67, 61, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
}

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

a {
  color: inherit;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  color: var(--forest);
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  color: var(--forest);
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  color: var(--forest);
  font-size: 24px;
  line-height: 1.18;
  letter-spacing: 0;
}

p {
  margin: 0;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  z-index: 50;
  padding: 10px 12px;
  background: var(--white);
  border: 1px solid var(--line);
}

.skip-link:focus {
  left: 8px;
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(251, 251, 248, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.header-inner,
.footer-inner,
.support-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.header-inner {
  min-height: 66px;
}

.brand {
  color: var(--green-dark);
  font-weight: 800;
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 14px;
}

.nav a {
  text-decoration: none;
}

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

.hero {
  padding: 64px 0 54px;
  background: linear-gradient(180deg, var(--mint) 0%, var(--paper) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  align-items: center;
  gap: 42px;
}

.hero-copy p:not(.eyebrow) {
  max-width: 650px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 20px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--coral);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  padding: 13px 18px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

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

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

.button.secondary {
  border: 1px solid var(--green);
  background: var(--white);
  color: var(--green-dark);
}

.featured-visual {
  display: block;
  text-decoration: none;
}

.featured-visual img {
  filter: drop-shadow(0 26px 44px rgba(37, 67, 61, 0.18));
}

.section {
  padding: 68px 0;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 26px;
}

.section-heading p:not(.eyebrow) {
  margin-top: 14px;
  color: var(--muted);
  font-size: 18px;
}

.kits {
  background: var(--white);
}

.kit-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 28px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.kit-label {
  margin-bottom: 8px;
  color: var(--coral);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.kit-row p {
  color: var(--muted);
}

.clean-list {
  display: grid;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.clean-list li {
  position: relative;
  padding-left: 20px;
}

.clean-list li::before {
  position: absolute;
  left: 0;
  color: var(--green);
  content: "•";
}

.kit-action {
  display: grid;
  justify-items: start;
  gap: 12px;
}

.price {
  color: var(--forest);
  font-size: 34px;
  font-weight: 800;
}

.approach {
  background: var(--blue);
}

.approach-grid {
  display: grid;
  grid-template-columns: minmax(250px, 0.8fr) minmax(0, 1.2fr);
  gap: 34px;
}

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

.principles div,
.future-grid span {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.principles div {
  padding: 22px;
}

.principles p {
  color: var(--muted);
}

.future-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.future-grid span {
  min-height: 76px;
  display: flex;
  align-items: center;
  padding: 18px;
  color: var(--forest);
  font-weight: 800;
}

.support {
  background: var(--white);
}

.support-inner > div {
  max-width: 720px;
}

.support p:not(.eyebrow) {
  margin-top: 14px;
  color: var(--muted);
}

.footer {
  padding: 28px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 820px) {
  .hero-grid,
  .kit-row,
  .approach-grid,
  .principles,
  .future-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 44px;
  }

  .featured-visual {
    max-width: 620px;
  }
}

@media (max-width: 640px) {
  .header-inner,
  .footer-inner,
  .support-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    justify-content: space-between;
    gap: 12px;
  }

  .section {
    padding: 50px 0;
  }

  .kit-row {
    padding: 22px;
  }

  .button {
    width: 100%;
  }
}