:root {
  --green-dark: #2f7d32;
  --green: #43a047;
  --green-light: #8bc34a;
  --green-lime: #aed581;
  --green-pale: #e8f3df;
  --green-mist: #f4f9ef;
  --ink: #1f3a24;
  --muted: #5d7359;
  --white: #ffffff;
  --radius-lg: 28px;
  --radius-md: 18px;
  --shadow-soft: 0 24px 60px rgba(47, 125, 50, 0.16);
  --shadow-card: 0 12px 32px rgba(47, 125, 50, 0.12);
  --grad: linear-gradient(135deg, #9ccc65 0%, #43a047 52%, #2e7d32 100%);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  line-height: 1.6;
  position: relative;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: url("./bg.jpg") center / cover no-repeat;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.86);
  z-index: -1;
}

.container {
  width: min(1160px, 92%);
  margin: 0 auto;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(47, 125, 50, 0.12);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: 0 4px 14px rgba(47, 125, 50, 0.28);
}

.brand-name {
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav a {
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s ease;
}

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

.banner {
  padding: 96px 0 88px;
  text-align: center;
}

.banner-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.banner-badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: 999px;
  background: var(--green-pale);
  color: var(--green-dark);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 26px;
}

.banner-title {
  font-size: clamp(2.4rem, 5.4vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  max-width: 820px;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.banner-subtitle {
  max-width: 660px;
  margin: 24px auto 0;
  font-size: 1.12rem;
  color: var(--muted);
}

.banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 12px 28px rgba(67, 160, 71, 0.35);
}

.btn-ghost {
  background: #fff;
  color: var(--green-dark);
  border: 1.5px solid var(--green-lime);
}

.banner-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: center;
  margin-top: 52px;
}

.stat {
  background: #fff;
  border: 1px solid rgba(47, 125, 50, 0.1);
  border-radius: var(--radius-md);
  padding: 16px 26px;
  box-shadow: var(--shadow-card);
  text-align: left;
}

.stat strong {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  color: var(--green-dark);
}

.stat span {
  font-size: 0.85rem;
  color: var(--muted);
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--green-pale);
  color: var(--green-dark);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.section-title {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.section-desc {
  margin-top: 16px;
  color: var(--muted);
  font-size: 1.05rem;
}

.intro {
  padding: 40px 0 90px;
}

.features {
  display: flex;
  flex-direction: column;
  gap: 34px;
}

.feature {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 44px;
  align-items: center;
  background: #fff;
  border: 1px solid rgba(47, 125, 50, 0.1);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-card);
}

.feature-reverse {
  grid-template-columns: 1fr 240px;
}

.feature-reverse .feature-media {
  order: 2;
}

.feature-media {
  width: 100%;
  aspect-ratio: 9 / 20;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(47, 125, 50, 0.18);
}

.feature-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-num {
  display: inline-block;
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--green);
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.feature-body h3 {
  font-size: 1.45rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-body p {
  color: var(--muted);
  max-width: 560px;
}

.screenshot {
  padding: 40px 0 90px;
}

.phones {
  display: flex;
  flex-wrap: wrap;
  gap: 36px;
  justify-content: center;
  align-items: flex-end;
}

.phone {
  width: 230px;
  background: #fff;
  border-radius: 34px;
  padding: 12px;
  box-shadow: 0 24px 50px rgba(47, 125, 50, 0.2);
  border: 1px solid rgba(47, 125, 50, 0.1);
}

.phone-center {
  transform: translateY(-18px);
}

.phone-screen {
  aspect-ratio: 9 / 20;
  border-radius: 24px;
  overflow: hidden;
  background: var(--green-pale);
}

.phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.phone::before {
  content: "";
  display: block;
  width: 46px;
  height: 5px;
  background: #d7e6cd;
  border-radius: 999px;
  margin: 0 auto 10px;
}

.connect {
  background: var(--grad);
  color: #fff;
  margin-top: 40px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding: 64px 0 44px;
}

.footer-brand .brand img {
  width: 44px;
  height: 44px;
}

.footer-brand .brand-name {
  -webkit-text-fill-color: #fff;
  background: none;
}

.footer-brand p {
  margin-top: 16px;
  max-width: 340px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.95rem;
}

.footer-contact h3,
.footer-links h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.footer-email {
  display: inline-block;
  color: #fff;
  font-weight: 600;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  padding-bottom: 2px;
  transition: opacity 0.2s ease;
}

.footer-email:hover {
  opacity: 0.85;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.9);
  width: fit-content;
  transition: opacity 0.2s ease;
}

.footer-links a:hover {
  opacity: 0.8;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  text-align: center;
  padding: 22px 16px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.92);
}

@media (max-width: 860px) {
  .feature,
  .feature-reverse {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .feature-reverse .feature-media {
    order: 0;
  }

  .feature-media {
    max-width: 240px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 34px;
  }
}

@media (max-width: 560px) {
  .header-inner {
    height: 64px;
  }

  .nav {
    gap: 16px;
  }

  .nav a {
    font-size: 0.9rem;
  }

  .banner {
    padding: 64px 0 60px;
  }

  .stat {
    flex: 1 1 100%;
    text-align: center;
  }

  .feature {
    padding: 22px;
  }

  .feature-media {
    margin: 0 auto;
  }

  .phone-center {
    transform: none;
  }

  .phone {
    width: 200px;
  }
}