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

:root {
  --green: #2d7a4f;
  --green-light: #4ea974;
  --green-subtle: #e8f5ee;
  --text: #1a2e22;
  --muted: #6b8f78;
  --bg: #f7fdf9;
  --card: #ffffff;
  --border: #d4edda;
}

body {
  font-family: "Nunito", -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ── NAV ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 253, 249, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-logo span {
  color: var(--green);
}

.btn-nav {
  background: var(--green);
  color: #fff;
  text-decoration: none;
  padding: 9px 20px;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
  transition: background 0.2s, transform 0.15s;
}

.btn-nav:hover {
  background: var(--green-light);
  transform: translateY(-1px);
}

/* ── HERO ── */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  max-width: 1000px;
  margin: 0 auto;
  padding: 80px 28px 60px;
  min-height: 85vh;
}

/* gradient blobs */
.hero::before {
  content: "";
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(78,169,116,0.13) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  pointer-events: none;
  z-index: 0;
}

.hero-text {
  flex: 1;
  position: relative;
  z-index: 1;
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--green);
  margin-bottom: 16px;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -1px;
  color: var(--text);
  margin-bottom: 20px;
}

h1 em {
  font-style: normal;
  color: var(--green);
}

.subtitle {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 440px;
  margin-bottom: 36px;
}

.btn-store img {
  height: 52px;
  transition: opacity 0.2s, transform 0.2s;
}

.btn-store:hover img {
  opacity: 0.85;
  transform: translateY(-2px);
}

/* ── SCREENSHOT FRAME ── */
.hero-phone {
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.screenshot-frame {
  width: 230px;
  border: 1.5px solid #111;
  border-radius: 28px;
  padding: 5px;
  background: #111;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.12);
}

.phone-screenshot {
  width: 100%;
  border-radius: 24px;
  display: block;
}

/* ── MILESTONES ── */
.milestones {
  background: var(--green);
  padding: 52px 28px;
}

.milestone-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  text-align: center;
}

.milestone {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.m-value {
  font-size: 2.2rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.star {
  font-size: 1.4rem;
  color: #ffd166;
}

.m-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

/* ── FEATURES ── */
.features {
  padding: 96px 28px;
}

.section-title {
  font-size: 1.9rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 52px;
  letter-spacing: -0.5px;
  color: var(--text);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 28px;
}

.feature {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px 24px;
  transition: box-shadow 0.2s, transform 0.2s;
}

.feature:hover {
  box-shadow: 0 8px 32px rgba(45,122,79,0.1);
  transform: translateY(-3px);
}

.feature .icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 14px;
}

.feature h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}

.feature p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.6;
}

/* ── REVIEWS ── */
.reviews {
  padding: 0 28px 96px;
  background: var(--bg);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.review-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px 24px;
}

.review-stars {
  color: #ffd166;
  font-size: 1rem;
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.65;
  margin-bottom: 16px;
  font-style: italic;
}

.review-author {
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 600;
}

/* ── CTA ── */
.cta {
  background: var(--green-subtle);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 28px;
  text-align: center;
}

.cta h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text);
}

.cta p {
  color: var(--muted);
  margin-bottom: 32px;
  font-size: 1rem;
}

/* ── FOOTER ── */
footer {
  padding: 32px 28px;
  text-align: center;
}

footer .container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 32px;
  font-size: 0.875rem;
  color: var(--muted);
}

footer a {
  color: var(--green);
  text-decoration: none;
  font-weight: 600;
}

footer a:hover {
  text-decoration: underline;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding: 60px 20px 40px;
    min-height: auto;
    gap: 48px;
  }

  .subtitle {
    max-width: 100%;
  }

  .milestone-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

  .hero::before {
    display: none;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 2rem;
  }

  .screenshot-frame {
    width: 210px;
  }
}