/* === Global Theme === */
:root {
  --green: #2e7d32;
  --yellow: #fdd835;
  --light-bg: #f4f8f2;
  --card-bg: #fff;
}

body {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  background: var(--light-bg);
  color: #333;
}

/* === Header === */
header {
  background: linear-gradient(90deg, var(--green), #81c784);
  color: white;
  padding: 15px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header h1 { margin: 0; font-size: 1.5em; }
header nav a {
  color: white;
  margin: 0 12px;
  text-decoration: none;
  font-weight: 500;
}
header nav a:hover { text-decoration: underline; }

/* === Hero === */
.hero {
  background: url('https://images.unsplash.com/photo-1581090700227-1e37b190418e?auto=format&fit=crop&w=1400&q=80') center/cover no-repeat;
  color: white;
  text-align: center;
  padding: 100px 20px;
}
.hero h2 { font-size: 2.5em; margin: 0; }
.hero p { font-size: 1.2em; }

/* === Cards & Layout === */
.container { padding: 40px; max-width: 1100px; margin: auto; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.card {
  background: var(--card-bg);
  border-radius: 10px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.1);
  overflow: hidden;
  transition: transform 0.2s;
}
.card:hover { transform: scale(1.02); }
.card img { width: 100%; height: 200px; object-fit: cover; }
.card-content { padding: 15px; }

/* === Buttons & Form === */
button, select, input, textarea {
  font-family: inherit;
}
button {
  background: var(--green);
  color: white;
  border: none;
  padding: 8px 15px;
  border-radius: 6px;
  cursor: pointer;
}
button:hover { background: #1b5e20; }

form {
  background: var(--card-bg);
  padding: 25px;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  max-width: 600px;
  margin: 40px auto;
}
input, select, textarea {
  width: 100%;
  padding: 10px;
  margin: 8px 0;
  border-radius: 6px;
  border: 1px solid #ccc;
}

/* === Footer === */
footer {
  background: var(--green);
  color: white;
  text-align: center;
  padding: 15px;
  margin-top: 50px;
}

/* === Slider === */
.slider { position: relative; overflow: hidden; height: 200px; }
.slide {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.5s;
}
.slide.active { opacity: 1; }
.slider-buttons {
  position: absolute;
  top: 50%; width: 100%;
  display: flex; justify-content: space-between;
  transform: translateY(-50%);
}
.slider-buttons button {
  background: rgba(0,0,0,0.5);
  border: none; color: white;
  font-size: 20px; padding: 5px 10px;
  cursor: pointer;
}