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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(120, 201, 67, 0.22), transparent 32%),
    radial-gradient(circle at top right, rgba(108, 93, 211, 0.16), transparent 30%),
    linear-gradient(135deg, #f8fff0, #eef8df 35%, #f6f1ff 70%, #fff7e8);
  color: #1f3d2b;
}

header {
  min-height: 95px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 80px;
  padding: 16px 8%;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 14px rgba(31, 122, 56, 0.12);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  color: #1f7a38;
  text-decoration: none;
  font-weight: 800;
  font-size: 21px;
  line-height: 1.1;
  min-width: 260px;
}

.logo {
  width: 68px;
  height: 68px;
  object-fit: contain;
  border: none;
  outline: none;
  box-shadow: none;
  background: transparent;
}

nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 28px;
  flex-wrap: wrap;
}

nav a {
  text-decoration: none;
  color: #2c7a3f;
  font-weight: bold;
}

section {
  padding: 70px 8%;
}

h2 {
  text-align: center;
  color: #1f7a38;
  font-size: 36px;
  margin-bottom: 28px;
}

.hero {
  display: flex;
  align-items: center;
  gap: 40px;
  background:
    radial-gradient(circle at bottom left, rgba(108, 93, 211, 0.16), transparent 30%),
    linear-gradient(135deg, #f8fff0, #e9f7d5, #f6f1ff);
}

.hero-img {
  width: 45%;
  border-radius: 24px;
  box-shadow: 0 18px 40px rgba(31, 61, 43, 0.18);
}

.hero-text h1 {
  font-size: 48px;
  margin-bottom: 15px;
  color: #145c2a;
}

.hero-text p {
  font-size: 18px;
  margin-bottom: 24px;
  max-width: 580px;
}

.btn {
  display: inline-block;
  background: linear-gradient(135deg, #2c7a3f, #6c5dd3);
  color: white;
  padding: 12px 25px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
}

.about {
  background: #ffffff;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.about-grid div,
.card,
.review,
form {
  background: rgba(255, 255, 255, 0.94);
  padding: 24px;
  border-radius: 18px;
  border: 1px solid rgba(120, 201, 67, 0.25);
  box-shadow: 0 10px 26px rgba(31, 61, 43, 0.08);
}

.about-grid h3,
.card h3 {
  color: #2c7a3f;
  margin-bottom: 10px;
}

#services {
  background:
    radial-gradient(circle at top right, rgba(255, 183, 77, 0.20), transparent 28%),
    linear-gradient(135deg, #f6f1ff, #f8fff0);
}

.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.card img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  border-radius: 14px;
  margin-bottom: 15px;
}

.btn-small {
  display: inline-block;
  margin-top: 12px;
  background: #2c7a3f;
  color: white;
  padding: 9px 17px;
  border-radius: 20px;
  text-decoration: none;
  font-weight: bold;
}

.why {
  background:
    radial-gradient(circle at left, rgba(108, 93, 211, 0.15), transparent 28%),
    linear-gradient(135deg, #fff7e8, #f8fff0);
}

.why p {
  max-width: 850px;
  margin: auto;
  text-align: center;
  font-size: 18px;
  background: white;
  padding: 28px;
  border-radius: 18px;
  box-shadow: 0 10px 26px rgba(31, 61, 43, 0.08);
}

#book {
  background:
    radial-gradient(circle at top left, rgba(120, 201, 67, 0.20), transparent 28%),
    linear-gradient(135deg, #f6f1ff, #eef8df);
}

form {
  display: grid;
  gap: 12px;
  max-width: 550px;
  margin: auto;
}

input,
select,
textarea {
  padding: 13px;
  border-radius: 10px;
  border: 1px solid #c9d7c4;
  font-size: 15px;
}

textarea {
  min-height: 120px;
}

button {
  background: linear-gradient(135deg, #2c7a3f, #6c5dd3);
  color: white;
  padding: 13px;
  border: none;
  border-radius: 10px;
  font-weight: bold;
  cursor: pointer;
}

#reviews {
  background:
    radial-gradient(circle at bottom right, rgba(255, 183, 77, 0.18), transparent 30%),
    #ffffff;
}

.reviews {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.review span {
  display: block;
  margin-top: 8px;
  color: #6c5dd3;
  font-weight: bold;
}

#contact {
  background: linear-gradient(135deg, #1f7a38, #6c5dd3);
  color: white;
  text-align: center;
}

#contact h2 {
  color: white;
}

footer {
  text-align: center;
  padding: 15px;
  background: #173d24;
  color: white;
}

.hidden {
  display: none;
}

@media (max-width: 1000px) {
  header {
    gap: 35px;
    padding: 14px 6%;
  }

  .brand {
    min-width: 220px;
  }

  nav {
    gap: 18px;
  }

  .hero {
    grid-template-columns: 1fr;
    display: grid;
  }

  .hero-img {
    width: 100%;
  }

  .services,
  .reviews,
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 700px) {
  header {
    position: static;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    padding: 16px 5%;
  }

  .brand {
    min-width: unset;
    justify-content: center;
    text-align: left;
    font-size: 20px;
  }

  .logo {
    width: 62px;
    height: 62px;
  }

  nav {
    justify-content: center;
    gap: 12px;
  }

  nav a {
    font-size: 15px;
  }

  section {
    padding: 55px 6%;
  }

  .hero {
    text-align: center;
  }

  .hero-text h1 {
    font-size: 36px;
  }

  .hero-text p {
    font-size: 16px;
  }

  .services,
  .reviews,
  .about-grid {
    grid-template-columns: 1fr;
  }

  form {
    max-width: 100%;
  }
}

@media (max-width: 420px) {
  .brand {
    font-size: 18px;
  }

  .logo {
    width: 55px;
    height: 55px;
  }

  nav a {
    font-size: 14px;
  }

  .hero-text h1 {
    font-size: 31px;
  }

  h2 {
    font-size: 30px;
  }
}