:root {
  --sr-green: #6eb401;
  --sr-green-dark: #4b8200;
  --sr-black: #050505;
  --sr-ink: #181b1f;
  --sr-muted: #6b737a;
  --sr-soft: #f5f8ef;
  --sr-line: #dfe8d5;
  --sr-white: #ffffff;
  --sr-radius: 8px;
  --sr-pill: 999px;
  --sr-shadow: 0 24px 70px rgba(18, 33, 13, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--sr-muted);
  background: var(--sr-white);
  font-family: Poppins, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

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

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

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--sr-black);
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(2.55rem, 6vw, 5.7rem);
  margin-bottom: 1.35rem;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 18px;
  left: 50%;
  width: min(1160px, calc(100% - 32px));
  min-height: 68px;
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 12px 14px 12px 22px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--sr-pill);
  background: rgba(5, 5, 5, 0.86);
  backdrop-filter: blur(18px);
  color: var(--sr-white);
}

.brand img {
  width: 150px;
  height: auto;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  font-size: 0.87rem;
  font-weight: 700;
}

.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: var(--sr-pill);
  padding: 0.85rem 1.35rem;
  font-weight: 700;
  line-height: 1.1;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

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

.btn-primary {
  color: var(--sr-white);
  background: var(--sr-green);
  box-shadow: 0 14px 34px rgba(110, 180, 1, 0.28);
}

.btn-light {
  color: var(--sr-green);
  background: var(--sr-white);
}

.btn-ghost {
  color: var(--sr-white);
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.section-dark {
  color: rgba(255, 255, 255, 0.78);
  background: var(--sr-black);
}

.section-dark h1,
.section-dark h2 {
  color: var(--sr-white);
}

.hero {
  position: relative;
  min-height: 92vh;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(340px, 0.96fr);
  gap: 42px;
  align-items: center;
  padding: 150px max(32px, calc((100vw - 1160px) / 2)) 84px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 25%, rgba(110, 180, 1, 0.23), transparent 34%);
  pointer-events: none;
}

.hero-copy,
.hero-media,
.proof-band > *,
.lead-band > * {
  position: relative;
}

.eyebrow {
  margin-bottom: 0.95rem;
  color: var(--sr-green);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lead-text {
  max-width: 650px;
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 2rem 0 1.4rem;
}

.proof-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.proof-strip li,
.proof-list span {
  border: 1px solid rgba(110, 180, 1, 0.22);
  border-radius: var(--sr-pill);
  padding: 0.48rem 0.78rem;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.87rem;
  font-weight: 700;
}

.hero-media {
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--sr-shadow);
}

.hero-media img {
  width: 100%;
  aspect-ratio: 1.18;
  object-fit: cover;
}

.pattern {
  position: absolute;
  pointer-events: none;
  opacity: 0.23;
}

.pattern-star {
  right: 0;
  bottom: 12%;
  width: 230px;
}

.pattern-circle {
  right: 5%;
  top: 10%;
  width: 190px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  width: min(980px, calc(100% - 32px));
  margin: -44px auto 0;
  position: relative;
  z-index: 5;
  overflow: hidden;
  border-radius: 18px;
  background: var(--sr-line);
  box-shadow: var(--sr-shadow);
}

.metrics div {
  min-height: 132px;
  padding: 26px;
  background: var(--sr-white);
}

.metrics strong {
  display: block;
  color: var(--sr-green);
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1;
}

.metrics span {
  display: block;
  margin-top: 0.75rem;
  color: var(--sr-ink);
  font-weight: 700;
}

.content-band,
.split-band,
.proof-band,
.lead-band,
.faq-band {
  padding: 104px max(24px, calc((100vw - 1160px) / 2));
}

.section-heading {
  max-width: 760px;
  margin-bottom: 40px;
}

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

.feature-card {
  min-height: 275px;
  border: 1px solid var(--sr-line);
  border-radius: var(--sr-radius);
  padding: 28px;
  background: var(--sr-white);
}

.feature-index {
  display: inline-flex;
  margin-bottom: 46px;
  color: var(--sr-green);
  font-weight: 800;
}

.split-band {
  display: grid;
  grid-template-columns: 0.78fr 1fr;
  gap: 54px;
  background: var(--sr-soft);
}

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

.steps article {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  align-items: start;
  padding: 24px;
  border-radius: var(--sr-radius);
  background: var(--sr-white);
}

.steps span {
  display: inline-flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--sr-white);
  background: var(--sr-green);
  font-weight: 800;
}

.proof-band {
  position: relative;
  overflow: hidden;
}

blockquote {
  max-width: 920px;
  margin: 0;
}

blockquote p {
  color: var(--sr-black);
  font-size: clamp(1.65rem, 4vw, 3.1rem);
  line-height: 1.2;
  font-weight: 700;
}

blockquote cite {
  color: var(--sr-green-dark);
  font-style: normal;
  font-weight: 800;
}

.proof-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.proof-list span {
  color: var(--sr-green-dark);
  background: var(--sr-soft);
}

.lead-band {
  text-align: center;
}

.lead-band p {
  max-width: 660px;
  margin-left: auto;
  margin-right: auto;
}

.faq-band {
  background: var(--sr-soft);
}

.faq-list {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid var(--sr-line);
  border-radius: var(--sr-radius);
  padding: 20px 24px;
  background: var(--sr-white);
}

summary {
  cursor: pointer;
  color: var(--sr-black);
  font-weight: 800;
}

details p {
  margin: 12px 0 0;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 30px max(24px, calc((100vw - 1160px) / 2));
  color: rgba(255, 255, 255, 0.7);
  background: var(--sr-black);
}

.site-footer nav {
  display: flex;
  gap: 18px;
}

@media (max-width: 900px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

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

  .hero {
    min-height: 0;
    padding-top: 128px;
  }

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

@media (max-width: 560px) {
  body {
    font-size: 15px;
  }

  .site-header {
    top: 10px;
    width: calc(100% - 20px);
    padding: 10px 10px 10px 16px;
    gap: 12px;
  }

  .brand img {
    width: 126px;
  }

  .btn {
    min-height: 44px;
    padding: 0.76rem 1rem;
    font-size: 0.86rem;
  }

  .hero,
  .content-band,
  .split-band,
  .proof-band,
  .lead-band,
  .faq-band {
    padding-left: 18px;
    padding-right: 18px;
  }

  .actions,
  .site-footer {
    flex-direction: column;
  }
}