/* =========
   Base
========= */

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Helvetica Neue", Arial, sans-serif;
  color: #222;
  background-color: #f5f5f5;
  line-height: 1.8;
}

/* =========
   Hero
========= */

.hero {
  position: relative;
  min-height: 80vh;
  padding: 4rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;

  background:
    radial-gradient(
      circle at center,
      rgba(255,255,255,0.88) 0%,
      rgba(255,255,255,0.95) 60%,
      rgba(255,255,255,1) 100%
    ),
    url("/assets/images/logo.png") center / 420px no-repeat;
}

.hero-title {
  font-size: 2.4rem;
  letter-spacing: 0.08em;
  margin: 0;
}

.hero-en {
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  color: #666;
  margin: 0.5rem 0 2rem;
}

.hero-lead {
  font-size: 1.05rem;
  max-width: 680px;
  margin: 0 auto;
  color: #333;
}

/* =========
   Navigation
========= */

.global-nav {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  padding: 1.5rem 1rem;
  background-color: #fff;
  border-top: 1px solid #ddd;
  border-bottom: 1px solid #ddd;
}

.global-nav a {
  text-decoration: none;
  color: #222;
  font-size: 0.9rem;
  letter-spacing: 0.12em;
}

.global-nav a:hover {
  opacity: 0.6;
}

/* =========
   Main Layout
========= */

main {
  max-width: 1000px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

/* =========
   Services
========= */

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 3rem;
  margin-bottom: 6rem;
}

.service {
  background: #fff;
  padding: 2.5rem 2rem;
  border: 1px solid #e0e0e0;
}

.service h2 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.service p {
  font-size: 0.95rem;
  color: #444;
}

.service a {
  display: inline-block;
  margin-top: 1.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: #222;
  text-decoration: none;
  border-bottom: 1px solid #222;
}

.service a:hover {
  opacity: 0.6;
}

/* =========
   About
========= */

.about {
  text-align: center;
}

.about h2 {
  font-size: 1.4rem;
  margin-bottom: 2rem;
  letter-spacing: 0.1em;
}

.about p {
  max-width: 720px;
  margin: 0 auto;
  font-size: 0.95rem;
  color: #333;
}

/* =========
   Footer
========= */

.site-footer {
  text-align: center;
  padding: 3rem 1rem;
  font-size: 0.8rem;
  color: #777;
  background: #f0f0f0;
}