:root {
  --ink: #183126;
  --ink-soft: #52645b;
  --paper: #f6f8f4;
  --white: #ffffff;
  --line: #dce5dd;
  --green: #247a4b;
  --green-dark: #195c38;
  --green-pale: #e2f2e7;
  --mint: #a8dfb9;
  --shadow: 0 18px 50px rgba(31, 78, 50, 0.10);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  line-height: 1.65;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--green-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

a:hover,
a:focus-visible {
  color: var(--green);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(220, 229, 221, 0.9);
  background: rgba(246, 248, 244, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav {
  width: min(1120px, calc(100% - 40px));
  min-height: 74px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: block;
  object-fit: cover;
  box-shadow: 0 8px 20px rgba(16, 91, 184, 0.2);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 9px 13px;
  border-radius: 12px;
  color: var(--ink-soft);
  font-size: 0.93rem;
  font-weight: 650;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a[aria-current="page"] {
  color: var(--green-dark);
  background: var(--green-pale);
}

main {
  flex: 1;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 105px 0 92px;
}

.hero::before,
.hero::after {
  position: absolute;
  content: "";
  border-radius: 999px;
  pointer-events: none;
}

.hero::before {
  width: 440px;
  height: 440px;
  top: -210px;
  right: -90px;
  background: rgba(168, 223, 185, 0.45);
}

.hero::after {
  width: 260px;
  height: 260px;
  bottom: -150px;
  left: -100px;
  background: rgba(226, 242, 231, 0.9);
}

.hero-grid,
.section-inner,
.legal-shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  align-items: center;
  gap: 72px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(2.7rem, 6.5vw, 5.7rem);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

.hero-copy {
  max-width: 670px;
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid var(--green);
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background: var(--green);
  font-weight: 750;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(36, 122, 75, 0.18);
}

.button:hover,
.button:focus-visible {
  color: var(--white);
  background: var(--green-dark);
  border-color: var(--green-dark);
}

.button.secondary {
  color: var(--green-dark);
  background: transparent;
  box-shadow: none;
}

.button.secondary:hover,
.button.secondary:focus-visible {
  color: var(--green-dark);
  background: var(--green-pale);
}

.weight-card {
  position: relative;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--white);
  box-shadow: var(--shadow);
  transform: rotate(2deg);
}

.weight-card::before {
  position: absolute;
  inset: 10px;
  content: "";
  border: 1px dashed var(--line);
  border-radius: 22px;
  pointer-events: none;
}

.weight-label {
  position: relative;
  color: var(--ink-soft);
  font-size: 0.88rem;
  font-weight: 700;
}

.weight-value {
  position: relative;
  margin: 10px 0 20px;
  font-size: clamp(3.1rem, 7vw, 5.5rem);
  font-weight: 850;
  line-height: 1;
  letter-spacing: -0.06em;
}

.weight-value span {
  font-size: 0.32em;
  letter-spacing: 0;
}

.meter {
  position: relative;
  height: 12px;
  overflow: hidden;
  border-radius: 99px;
  background: var(--green-pale);
}

.meter span {
  width: 68%;
  height: 100%;
  display: block;
  border-radius: inherit;
  background: var(--green);
}

.weight-meta {
  position: relative;
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--ink-soft);
  font-size: 0.85rem;
}

.feature-section {
  padding: 86px 0;
  background: var(--white);
}

.section-heading {
  max-width: 700px;
  margin-bottom: 40px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.section-heading p {
  margin: 15px 0 0;
  color: var(--ink-soft);
  font-size: 1.05rem;
}

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

.feature-card {
  min-height: 230px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.feature-number {
  width: 42px;
  height: 42px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  color: var(--green-dark);
  background: var(--green-pale);
  font-size: 0.83rem;
  font-weight: 850;
}

.feature-card h3 {
  margin: 24px 0 8px;
  font-size: 1.18rem;
}

.feature-card p {
  margin: 0;
  color: var(--ink-soft);
}

.privacy-strip {
  padding: 76px 0;
}

.privacy-panel {
  padding: 42px;
  border-radius: 30px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 36px;
  color: var(--white);
  background: var(--ink);
}

.privacy-panel h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.privacy-panel p {
  max-width: 730px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.privacy-panel .button {
  border-color: var(--mint);
  color: var(--ink);
  background: var(--mint);
}

.legal-hero {
  padding: 74px 0 38px;
}

.legal-hero h1 {
  font-size: clamp(2.45rem, 6vw, 4.8rem);
}

.legal-hero p {
  max-width: 720px;
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-size: 1.06rem;
}

.legal-wrap {
  padding: 12px 0 84px;
}

.legal-card {
  max-width: 900px;
  padding: clamp(24px, 5vw, 54px);
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.legal-card h2 {
  margin: 38px 0 10px;
  font-size: 1.55rem;
  line-height: 1.3;
  letter-spacing: -0.025em;
}

.legal-card h2:first-child {
  margin-top: 0;
}

.legal-card h3 {
  margin: 25px 0 8px;
  font-size: 1.12rem;
}

.legal-card p {
  margin: 9px 0;
}

.legal-card ul {
  margin: 10px 0;
  padding-left: 22px;
}

.legal-card li {
  margin: 6px 0;
}

.notice {
  margin: 0 0 34px;
  padding: 18px 20px;
  border-left: 4px solid var(--green);
  border-radius: 10px;
  background: var(--green-pale);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: var(--white);
}

.footer-inner {
  width: min(1120px, calc(100% - 40px));
  min-height: 108px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.footer-copy {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-links a {
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
}

@media (max-width: 820px) {
  .hero {
    padding: 72px 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 52px;
  }

  .weight-card {
    max-width: 520px;
    transform: none;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: 0;
  }

  .privacy-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .nav {
    width: min(100% - 24px, 1120px);
    min-height: 66px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .brand-label {
    display: none;
  }

  .nav-links {
    gap: 1px;
  }

  .nav-links a {
    padding: 8px 7px;
    font-size: 0.78rem;
  }

  .hero-grid,
  .section-inner,
  .legal-shell {
    width: min(100% - 28px, 1120px);
  }

  .hero {
    padding: 58px 0 62px;
  }

  .hero-copy {
    margin-top: 22px;
  }

  .feature-section,
  .privacy-strip {
    padding: 58px 0;
  }

  .weight-card,
  .privacy-panel {
    padding: 25px;
    border-radius: 22px;
  }

  .legal-hero {
    padding-top: 54px;
  }

  .legal-wrap {
    padding-bottom: 58px;
  }

  .legal-card {
    border-radius: 20px;
  }

  .footer-inner {
    padding: 26px 0;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 14px;
  }
}