:root {
  --bg: #FAF7F2;
  --text: #4A3F35;
  --accent: #D98756;
  --accent-dark: #C06F3E;
  --font: 'Noto Sans JP', sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.8;
}

h1, h2 {
  font-weight: 700;
}

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 64px 20px 48px;
}

.hero-icon {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.hero h1 {
  font-size: 2rem;
  margin: 0 0 12px;
}

.hero-copy {
  font-size: 1.15rem;
  margin: 0 0 8px;
}

.hero-sub {
  font-size: 0.95rem;
  opacity: 0.85;
  margin: 0 0 28px;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 999px;
  text-decoration: none;
  font-family: var(--font);
  font-weight: 500;
  font-size: 0.95rem;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
  opacity: 0.9;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--text);
}

main {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 40px 0;
  border-top: 1px solid rgba(74, 63, 53, 0.12);
}

.section h2 {
  font-size: 1.3rem;
  margin: 0 0 16px;
}

.info-line {
  margin: 0 0 8px;
}

.lead-in {
  margin: 20px 0 8px;
}

.plain-list {
  padding-left: 1.2em;
  margin: 0;
}

.plain-list li {
  margin-bottom: 6px;
}

.app-card {
  background: #fff;
  border: 1px solid rgba(74, 63, 53, 0.12);
  border-radius: 16px;
  padding: 24px;
  margin-top: 16px;
}

.app-title {
  font-weight: 700;
  margin-top: 0;
}

.app-card .btn {
  margin-top: 12px;
}

.footer {
  text-align: center;
  padding: 48px 20px 64px;
  border-top: 1px solid rgba(74, 63, 53, 0.12);
  margin-top: 20px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-bottom: 20px;
}

.footer-links a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid var(--accent);
  padding-bottom: 2px;
}

.footer-links a:hover {
  color: var(--accent-dark);
}

.footer-note {
  font-size: 0.9rem;
  opacity: 0.8;
  margin: 0;
}

@media (max-width: 480px) {
  .hero {
    padding: 48px 16px 36px;
  }

  .hero h1 {
    font-size: 1.6rem;
  }
}