/* ========== 全体の基本設定 ========== */
body {
  font-family: "Noto Sans JP", sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.8;
  color: #333;
  background-color: #fff;
}

a {
  color: #0078aa;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ========== ヘッダー ========== */
header {
  background-color: #f8f8f8;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #e0e0e0;
}

header h1 {
  font-size: 1.4rem;
  margin: 0;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.5rem;
}

nav a {
  font-weight: 600;
  color: #333;
}

nav a:hover {
  color: #0078aa;
}

/* ========== メインエリア ========== */
main {
  max-width: 960px;
  margin: 2rem auto;
  padding: 0 1rem;
}

/* ========== Heroセクション ========== */
.hero {
  background: linear-gradient(135deg, #e8f5ff 0%, #ffffff 100%);
  border-radius: 12px;
  padding: 3rem 2rem;
  text-align: center;
  margin-bottom: 2rem;
}

.hero h2 {
  font-size: 1.8rem;
  color: #0078aa;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.1rem;
  color: #555;
}

/* ========== Aboutセクション ========== */
.about h3 {
  border-left: 4px solid #0078aa;
  padding-left: 0.5rem;
  margin-bottom: 1rem;
  font-size: 1.3rem;
}

.about p {
  font-size: 1rem;
  color: #444;
  line-height: 1.9;
}

/* ========== フッター ========== */
footer {
  text-align: center;
  background-color: #f8f8f8;
  color: #777;
  padding: 1.5rem 0;
  margin-top: 3rem;
  border-top: 1px solid #e0e0e0;
  font-size: 0.9rem;
}

/* ========== レスポンシブ対応 ========== */
@media (max-width: 768px) {
  header {
    flex-direction: column;
    align-items: flex-start;
  }

  nav ul {
    flex-direction: column;
    gap: 0.5rem;
  }

  .hero {
    padding: 2rem 1rem;
  }

  .hero h2 {
    font-size: 1.4rem;
  }
}
/* ========== サービスページ用 ========== */
.page-header {
  text-align: center;
  margin-bottom: 3rem;
}

.page-header h2 {
  font-size: 1.8rem;
  color: #0078aa;
  margin-bottom: 0.5rem;
}

.page-header p {
  color: #555;
  font-size: 1rem;
}

.services {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.service-item {
  background-color: #f9f9f9;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.service-item h3 {
  border-left: 4px solid #0078aa;
  padding-left: 0.5rem;
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.service-item p {
  margin: 0.5rem 0;
  color: #444;
}

.cta {
  text-align: center;
  margin-top: 4rem;
  padding: 2rem;
  background: linear-gradient(135deg, #e8f5ff 0%, #ffffff 100%);
  border-radius: 12px;
}

.cta h3 {
  font-size: 1.4rem;
  color: #0078aa;
}

.cta p {
  color: #555;
  margin-bottom: 1.5rem;
}

.btn {
  display: inline-block;
  background-color: #0078aa;
  color: #fff;
  padding: 0.8rem 1.5rem;
  border-radius: 6px;
  font-weight: bold;
  transition: 0.3s;
}

.btn:hover {
  background-color: #005f87;
}

/* スマホ対応 */
@media (max-width: 768px) {
  .services {
    grid-template-columns: 1fr;
  }
}
/* ========== お問い合わせフォーム ========== */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  background-color: #f9f9f9;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.contact-form form {
  display: flex;
  flex-direction: column;
}

.contact-form label {
  margin-top: 1rem;
  font-weight: bold;
  color: #333;
}

.contact-form input,
.contact-form textarea {
  margin-top: 0.5rem;
  padding: 0.8rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: #0078aa;
  outline: none;
  box-shadow: 0 0 4px rgba(0, 120, 170, 0.3);
}

.required {
  color: #e33;
  font-size: 0.9rem;
}

.contact-form .btn {
  margin-top: 2rem;
  align-self: center;
}
/* ========== 事例集ページ ========== */
.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.work-card {
  background-color: #f9f9f9;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.work-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.work-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.work-content {
  padding: 1.2rem;
}

.work-content h3 {
  color: #0078aa;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.work-content p {
  color: #444;
  font-size: 0.95rem;
  line-height: 1.7;
}

/* スマホ対応 */
@media (max-width: 900px) {
  .works-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .works-grid {
    grid-template-columns: 1fr;
  }

  .work-card img {
    height: 200px;
  }
}