/* 基本リセットとスタイル */
body {
  margin: 0;
  font-family: 'Helvetica Neue', sans-serif;
  background-color: #121212;
  color: #f5f5f5;
}

header {
  background: linear-gradient(135deg, #ff416c, #ff4b2b);
  text-align: center;
  padding: 100px 20px;
}

header h1 {
  font-size: 3rem;
  margin-bottom: 10px;
  font-weight: bold;
  letter-spacing: 2px;
}

header p {
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.btn {
  background: white;
  color: #333;
  padding: 10px 25px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.3s ease;
}

.btn:hover {
  background: #f0f0f0;
}

/* セクション */
section {
  padding: 60px 20px;
  max-width: 900px;
  margin: 0 auto;
}

h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  border-bottom: 2px solid #ff4b2b;
  display: inline-block;
}

.works-container {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.work-item {
  flex: 1 1 45%;
  background: #1e1e1e;
  padding: 10px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(255, 75, 43, 0.2);
}

.work-item img {
  width: 100%;
  border-radius: 10px;
}

footer {
  text-align: center;
  padding: 20px;
  background: #1e1e1e;
  font-size: 0.9rem;
  color: #aaa;
}

.work-btn {
  display: inline-block;
  margin-top: 10px;
  padding: 8px 20px;
  background-color: #ff4b2b;
  color: white;
  text-decoration: none;
  border-radius: 20px;
  font-size: 0.9rem;
  transition: background 0.3s ease;
}

.work-btn:hover {
  background-color: #e94426;
}