/* リセット */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Hiragino Sans", "Noto Sans JP", sans-serif;
  line-height: 1.6;
  color: #333;
}

/* Hero Section */
.hero {
  background: url("../img/top.jpg") no-repeat center/cover;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: white;
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 10px;
}

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

.btn {
  display: inline-block;
  padding: 10px 20px;
  background: #e67e22;
  color: white;
  text-decoration: none;
  border-radius: 30px;
  transition: 0.3s;
}

.btn:hover {
  background: #d35400;
}

/* Navbar */
.navbar {
  background: #fff;
  padding: 10px;
  text-align: center;
  border-bottom: 1px solid #eee;
}

.navbar ul {
  list-style: none;
}

.navbar li {
  display: inline-block;
  margin: 0 15px;
}

.navbar a {
  text-decoration: none;
  color: #333;
  font-weight: bold;
}

/* Sections */
.section {
  padding: 60px 20px;
  text-align: center;
}

.about p {
  max-width: 700px;
  margin: auto;
}

/* Gallery */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.card {
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.card img {
  width: 100%;
  display: block;
}

.card p {
  padding: 10px;
  background: #f8f8f8;
}

/* Contact */
form {
  max-width: 500px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

input, textarea {
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 5px;
}

/* この1つの<textarea>だけ高さを変更 */
textarea[placeholder="お問い合わせ内容"][required] {
  height: 180px; /* お好みの値に変更 */
}

button {
  cursor: pointer;
}

/* Footer */
footer {
  background: #333;
  color: white;
  text-align: center;
  padding: 15px 0;
}