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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  background: #f8f9fa;
  color: #333;
}

/* Header */
header {
  background: #ff2a58;
  color: white;
  text-align: center;
  padding: 1.5rem;
}

header .logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

header h1 {
  font-size: 1.8rem;
  margin: 0;
}

header p {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  opacity: 0.9;
}

/* Navigation */
nav {
  background: #222;
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 1rem;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: color 0.3s;
}

nav a:hover {
  color: #ff2a58;
}

/* Main */
main {
  max-width: 1000px;
  margin: 2rem auto;
  padding: 0 1rem;
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 2.5rem 1rem;
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  margin-bottom: 2rem;
}

.hero h2 {
  font-size: 2rem;
  color: #ff2a58;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto 1.5rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  background: #ff2a58;
  color: white;
  text-decoration: none;
  border-radius: 6px;
  font-weight: bold;
  transition: background 0.3s;
}

.btn:hover {
  background: #e01a47;
}

/* Features & Tutorial */
.features, .tutorial {
  background: white;
  padding: 1.8rem;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  margin-bottom: 1.8rem;
}

.features ul, .tutorial ol {
  margin: 1rem 0;
  text-align: left;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.features li, .tutorial li {
  margin: 0.7rem 0;
  font-size: 1.05rem;
}

/* Disclaimer */
.disclaimer {
  background: #fff3cd;
  color: #856404;
  border: 1px solid #ffeaa7;
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
  font-size: 0.95rem;
  margin: 2rem auto;
  max-width: 800px;
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem;
  background: #222;
  color: #aaa;
  font-size: 0.9rem;
}

footer a {
  color: #ff2a58;
  text-decoration: none;
}

/* Responsive */
@media (max-width: 768px) {
  header h1 {
    font-size: 1.5rem;
  }
  nav {
    flex-wrap: wrap;
    gap: 1rem;
  }
  .hero h2 {
    font-size: 1.6rem;
  }
}