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

/* ------------------------------------------
   Global Body / Typography
------------------------------------------ */
body {
  font-family: "Noto Sans JP", sans-serif;
  line-height: 1.7;
  color: #222;
  background: #ffffff;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: #0055d4;
  text-decoration: none;
}

a:hover {
  opacity: 0.7;
}

/* ------------------------------------------
   Header
------------------------------------------ */
/* Header（横並び：ロゴ左＋メニュー右） */
header {
  width: 100%;
  padding: 20px 40px;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1300px;
  margin: 0 auto;

  display: flex;
  justify-content: space-between; /* ← 横並び */
  align-items: center;            /* ← 縦位置を揃える */
}

/* メニューの横並び */
header nav {
  display: flex;
  gap: 28px;
}

header nav a {
  font-size: 15px;
  font-weight: 500;
  color: #222;
}



/* ------------------------------------------
   Hero Section
------------------------------------------ */
.hero {
  width: 100%;
  height: 78vh;
  min-height: 480px;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.32);
}

.hero-inner {
  position: relative;
  z-index: 10;
  color: #fff;
  padding: 0 20px;
}

.hero-inner h1 {
  font-size: 52px;
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.hero-inner p {
  font-size: 20px;
  opacity: 0.9;
}

/* ------------------------------------------
   Section Base
------------------------------------------ */
section {
  padding: 70px 40px;
  max-width: 1200px;
  margin: 0 auto;
}

section h2 {
  font-size: 32px;
  margin-bottom: 18px;
  font-weight: 700;
}

/* ------------------------------------------
   Cards / 3 Columns
------------------------------------------ */
.three-cols {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 40px;
}

.card {
  background: #fafafa;
  border: 1px solid #eee;
  border-radius: 14px;
  padding: 26px;
  transition: all 0.25s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.card h3 {
  margin-bottom: 12px;
  font-size: 20px;
}

.card p {
  font-size: 15px;
  line-height: 1.6;
}

/* ------------------------------------------
   Buttons
------------------------------------------ */
.contact-btn {
  display: inline-block;
  padding: 14px 30px;
  background: #0055d4;
  color: #fff;
  border-radius: 8px;
  margin-top: 25px;
  font-weight: 600;
  transition: all 0.25s ease;
}

.contact-btn:hover {
  opacity: 0.85;
}

/* ------------------------------------------
   Footer
------------------------------------------ */
footer {
  width: 100%;
  background: #111;
  color: #ddd;
  text-align: center;
  padding: 40px 30px;
  font-size: 14px;
  margin-top: 80px;
}

footer a {
  color: #fff;
}

/* ------------------------------------------
   Responsive
------------------------------------------ */
@media (max-width: 768px) {
  header {
    padding: 16px 24px;
  }

  header nav a {
    margin-left: 16px;
  }

  .hero-inner h1 {
    font-size: 38px;
  }

  .hero-inner p {
    font-size: 17px;
  }

  section {
    padding: 55px 24px;
  }

  section h2 {
    font-size: 26px;
  }
}

.info-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.info-card {
  background: #ffffff;
  border: 1px solid #e5e5e5;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
}

.info-card h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
  color: #333;
}