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

body {
  font-family: 'Vazir', sans-serif;
  background: #F9FAFB;
  color: #1F2937;
  direction: rtl;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 5vw;
}

/* هدر */
.header {
  background: linear-gradient(135deg, #10B981, #34D399);
  padding: 1rem 0;
  text-align: center;
}

.logo {
  font-size: clamp(1.5rem, 5vw, 2rem);
  color: #FFFFFF;
  font-weight: 700;
}

/* بنر */
.hero {
  background: linear-gradient(135deg, #FFFFFF, #E5E7EB);
  padding: clamp(2rem, 10vw, 4rem) 0;
  text-align: center;
}

.hero-title {
  font-size: clamp(1.8rem, 6vw, 2.5rem);
  color: #10B981;
  margin-bottom: 1rem;
}

.hero-text {
  font-size: clamp(1rem, 4vw, 1.2rem);
  color: #374151;
  margin-bottom: 1.5rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  background: #8B5CF6;
  color: #FFFFFF;
  text-decoration: none;
  border-radius: 5px;
  font-size: clamp(0.9rem, 3vw, 1rem);
  font-weight: 700;
  transition: transform 0.3s, box-shadow 0.3s;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ویژگی‌ها */
.features {
  padding: clamp(2rem, 8vw, 3rem) 0;
}

.section-title {
  font-size: clamp(1.5rem, 5vw, 1.8rem);
  color: #10B981;
  text-align: center;
  margin-bottom: 2rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(250px, 100%), 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: #FFFFFF;
  padding: 1.5rem;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
}

.feature-card h3 {
  font-size: clamp(1.1rem, 4vw, 1.3rem);
  color: #10B981;
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: clamp(0.9rem, 3vw, 1rem);
  color: #374151;
}

/* فوتر */
.footer {
  background: linear-gradient(135deg, #10B981, #34D399);
  padding: 1rem 0;
  text-align: center;
  color: #FFFFFF;
  font-size: clamp(0.8rem, 3vw, 0.9rem);
}

.footer p {
  margin: 0.3rem 0;
}

/* ریسپانسیو */
@media (max-width: 600px) {
  .header, .hero, .features {
    padding: 1.5rem 0;
  }

  .btn {
    padding: 0.6rem 1rem;
  }

  .container {
    padding: 0 4vw;
  }
}