/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand:      #2d6a4f;
  --brand-dark: #1b4332;
  --accent:     #52b788;
  --bg:         #f8faf9;
  --bg-dark:    #0f1a14;
  --card-bg:    #ffffff;
  --text:       #1c2b22;
  --text-muted: #5a7060;
  --border:     #d4e6da;
  --radius:     12px;
  --shadow:     0 4px 24px rgba(0,0,0,.08);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 960px;
  margin-inline: auto;
  padding-inline: 24px;
}

/* ─── Buttons ─── */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: .95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all .2s ease;
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--brand);
  color: #fff;
}
.btn-primary:hover {
  background: var(--brand-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(45,106,79,.35);
}
.btn-outline {
  background: transparent;
  color: var(--brand);
  border: 2px solid var(--brand);
}
.btn-outline:hover {
  background: var(--brand);
  color: #fff;
  transform: translateY(-1px);
}

/* ─── Nav ─── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248,250,249,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--brand-dark);
  text-decoration: none;
  letter-spacing: -.3px;
}
.nav nav {
  display: flex;
  gap: 32px;
}
.nav nav a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  transition: color .15s;
}
.nav nav a:hover { color: var(--brand); }

/* ─── Hero ─── */
.hero {
  background: var(--bg-dark);
  color: #fff;
  padding: 100px 0 96px;
  text-align: center;
}
.hero-inner { max-width: 680px; }
.hero-eyebrow {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.03em;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,.65);
  max-width: 520px;
  margin: 0 auto 36px;
}

/* ─── Section shared ─── */
.section-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: 8px;
}
.section-sub {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 48px;
}

/* ─── Apps ─── */
.apps {
  padding: 88px 0;
}
.app-grid {
  display: grid;
  gap: 24px;
}
.app-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
}
.app-card.featured {
  border-color: var(--accent);
  border-width: 2px;
}
.app-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.app-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.app-icon svg { width: 28px; height: 28px; }
.app-badge {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: var(--brand);
  background: rgba(82,183,136,.15);
  padding: 4px 12px;
  border-radius: 99px;
}
.app-card h3 {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -.02em;
  margin-bottom: 4px;
}
.app-tagline {
  font-size: .95rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.app-desc {
  font-size: .95rem;
  line-height: 1.7;
  color: var(--text);
  margin-bottom: 24px;
}
.app-features {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  margin-bottom: 32px;
}
.app-features li {
  font-size: .875rem;
  color: var(--text-muted);
  padding-left: 18px;
  position: relative;
}
.app-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* ─── About ─── */
.about {
  background: var(--brand-dark);
  color: #fff;
  padding: 88px 0;
}
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-text h2 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: 20px;
}
.about-text p {
  color: rgba(255,255,255,.7);
  line-height: 1.7;
  margin-bottom: 16px;
}
.about-stats {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -.04em;
  line-height: 1;
}
.stat-label {
  font-size: .85rem;
  color: rgba(255,255,255,.5);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ─── Contact ─── */
.contact {
  padding: 88px 0;
  text-align: center;
}
.contact-inner h2 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: 12px;
}
.contact-inner p {
  color: var(--text-muted);
  margin-bottom: 32px;
}

/* ─── Footer ─── */
.footer {
  background: var(--bg-dark);
  padding: 32px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.footer .logo { color: rgba(255,255,255,.6); font-size: .9rem; }
.footer-copy { font-size: .8rem; color: rgba(255,255,255,.3); }

/* ─── Responsive ─── */
@media (max-width: 720px) {
  .about-inner { grid-template-columns: 1fr; gap: 40px; }
  .about-stats { flex-direction: row; flex-wrap: wrap; }
  .app-features { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .nav nav { gap: 20px; }
  .app-card { padding: 28px; }
}

@media (max-width: 480px) {
  .hero { padding: 72px 0; }
  .apps, .about, .contact { padding: 64px 0; }
  .nav nav a { font-size: .85rem; }
}