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

:root {
  --green-dark:   #47781d;
  --green-darker: #2d5010;
  --green-lime:   #a0ce4e;
  --green-hover:  #8fb83e;
  --gray-light:   #f6f6f6;
  --text-body:    #4f4f4f;
  --text-dark:    #333333;
  --white:        #ffffff;
  --font:         Verdana, Geneva, sans-serif;
}

body {
  font-family: var(--font);
  color: var(--text-body);
}

/* NAV */
.nav {
  background: var(--white);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  border-bottom: 3px solid var(--green-lime);
}

.nav__logo { height: 40px; width: auto; }

/* HERO */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--green-dark), var(--green-darker));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 5rem 2rem;
}

.hero__content { max-width: 700px; }

.hero__headline {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: bold;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.hero__sub {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta {
  display: inline-block;
  background: var(--green-lime);
  color: var(--text-dark);
  font-family: var(--font);
  font-size: 1rem;
  font-weight: bold;
  padding: 0.9rem 2.5rem;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.2s;
}

.hero__cta:hover { background: var(--green-hover); }

/* FEATURES */
.features {
  background: var(--white);
  padding: 5rem 2rem;
  text-align: center;
}

.features__heading {
  font-size: 1.6rem;
  color: var(--green-dark);
  margin-bottom: 3rem;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

.card {
  background: var(--gray-light);
  border-radius: 6px;
  padding: 2rem 1.5rem;
  text-align: left;
  border-top: 3px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.card:hover {
  border-top-color: var(--green-lime);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.card__icon {
  width: 40px;
  height: 40px;
  margin-bottom: 1rem;
  color: var(--green-dark);
}

.card__title {
  font-size: 1rem;
  font-weight: bold;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.card__text {
  font-size: 0.875rem;
  color: var(--text-body);
  line-height: 1.6;
}

/* COMING SOON */
.coming-soon {
  background: var(--gray-light);
  padding: 5rem 2rem;
  text-align: center;
}

.badge {
  display: inline-block;
  background: var(--green-lime);
  color: var(--text-dark);
  font-size: 0.75rem;
  font-weight: bold;
  padding: 0.3rem 1rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.coming-soon__heading {
  font-size: 1.6rem;
  color: var(--green-dark);
  margin-bottom: 1rem;
}

.coming-soon__text {
  max-width: 560px;
  margin: 0 auto;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-body);
}

/* FOOTER */
.footer {
  background: var(--text-dark);
  padding: 2rem;
  text-align: center;
}

.footer__logo {
  height: 28px;
  width: auto;
  margin-bottom: 0.75rem;
  filter: brightness(0) invert(1);
  opacity: 0.7;
}

.footer__copy {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

/* RESPONSIVE */
@media (max-width: 960px) {
  .features__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .features__grid { grid-template-columns: 1fr; }
}