.top-line { height: 10px; background: #5BB8E8; }
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg: #ffffff;
  --color-bg-gray: #f5f5f5;
  --color-text: #1a1a1a;
  --color-muted: #666666;
  --color-border: #e0e0e0;
  --color-accent: #333333;
  --font-serif: 'Noto Serif JP', serif;
  --font-sans: 'Noto Sans JP', sans-serif;
  --font-en: 'EB Garamond', serif;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

.site-header { border-bottom: 1px solid var(--color-border); padding: 16px 0; background: #fff; }
.header-inner { max-width: 1000px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.header-logo { display: flex; align-items: center; gap: 14px; }
.logo-box { width: 52px; height: 52px; border: 2px solid var(--color-text); display: flex; align-items: center; justify-content: center; font-family: var(--font-en); font-size: 1.1rem; font-weight: 500; letter-spacing: 0.05em; flex-shrink: 0; }
.logo-name-en { font-family: var(--font-en); font-size: 1.3rem; font-weight: 500; letter-spacing: 0.08em; line-height: 1.2; }
.logo-name-ja { font-size: 0.72rem; color: var(--color-muted); letter-spacing: 0.12em; margin-top: 3px; }
.header-sns { display: flex; align-items: center; gap: 16px; }
.header-sns a { color: var(--color-muted); transition: color 0.2s; display: flex; align-items: center; }
.header-sns a:hover { color: var(--color-text); }

.site-nav { background: #fff; border-bottom: 1px solid var(--color-border); position: sticky; top: 0; z-index: 100; }
.site-nav ul { max-width: 1000px; margin: 0 auto; padding: 0 24px; list-style: none; display: flex; justify-content: center; }
.site-nav ul li + li { border-left: 1px solid var(--color-border); }
.site-nav ul li a { display: block; padding: 14px 20px; font-size: 0.85rem; letter-spacing: 0.06em; color: var(--color-text); text-decoration: none; transition: color 0.2s; }
.site-nav ul li a:hover { color: #5BB8E8; }
.site-nav ul li:first-child a { color: #5BB8E8; }

.hero { padding: 80px 24px 72px; text-align: center; border-bottom: 1px solid var(--color-border); }
.hero-inner { max-width: 700px; margin: 0 auto; }
.hero-name { font-family: var(--font-serif); font-weight: 400; font-size: clamp(2.4rem, 7vw, 3.8rem); letter-spacing: 0.16em; margin-bottom: 10px; }
.hero-en { font-family: var(--font-en); font-size: 1rem; letter-spacing: 0.2em; color: var(--color-muted); margin-bottom: 28px; }
.hero-roles { font-size: 0.82rem; color: var(--color-muted); letter-spacing: 0.04em; line-height: 2; }
.sep { margin: 0 6px; opacity: 0.4; }

.container { max-width: 840px; margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; border-bottom: 1px solid var(--color-border); }
.section-gray { background: var(--color-bg-gray); }
.section-title { font-family: var(--font-serif); font-weight: 400; font-size: 1.35rem; letter-spacing: 0.1em; margin-bottom: 36px; padding-bottom: 16px; border-bottom: 1px solid var(--color-border); }

.about-text { font-size: 0.97rem; line-height: 2.1; margin-bottom: 36px; }
.about-text strong { font-weight: 500; }
.profile-list { display: flex; flex-direction: column; }
.profile-row { display: flex; align-items: baseline; gap: 24px; padding: 14px 0; border-bottom: 1px solid var(--color-border); }
.profile-row:last-child { border-bottom: none; }
.profile-row dt { font-size: 0.78rem; color: var(--color-muted); white-space: nowrap; min-width: 110px; }
.profile-row dd { font-size: 0.92rem; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }
.card { background: #fff; border: 1px solid var(--color-border); padding: 28px 22px; }
.card-icon { font-size: 1.6rem; margin-bottom: 12px; }
.card h3 { font-family: var(--font-serif); font-weight: 400; font-size: 0.97rem; margin-bottom: 10px; }
.card p { font-size: 0.82rem; color: var(--color-muted); line-height: 1.9; }

.link-list { display: flex; flex-direction: column; gap: 1px; border: 1px solid var(--color-border); }
.link-item { display: flex; align-items: center; gap: 14px; background: #fff; padding: 20px 24px; text-decoration: none; color: var(--color-text); border-bottom: 1px solid var(--color-border); transition: background 0.15s; }
.link-item:last-child { border-bottom: none; }
.link-item:hover { background: var(--color-bg-gray); }
.link-icon { font-size: 1.1rem; flex-shrink: 0; }
.link-label { flex: 1; font-size: 0.92rem; }
.link-arrow { color: var(--color-muted); font-size: 0.9rem; transition: transform 0.2s; }
.link-item:hover .link-arrow { transform: translateX(4px); }

.footer { background: #fff; padding: 48px 24px; text-align: center; }
.footer-sns { display: flex; justify-content: center; gap: 32px; margin-bottom: 16px; }
.footer-sns a { color: var(--color-text); text-decoration: none; font-size: 1rem; letter-spacing: 0.06em; transition: color 0.2s; }
.footer-sns a:hover { color: #5BB8E8; }
.footer-copy { font-size: 0.72rem; color: var(--color-muted); letter-spacing: 0.06em; }


@media (max-width: 600px) {
  .hero { padding: 52px 20px; }
  .sep { display: none; }
  .hero-roles { display: flex; flex-direction: column; align-items: center; gap: 4px; }
  .section { padding: 52px 0; }
  .card-grid { grid-template-columns: 1fr; }
  .profile-row { flex-direction: column; gap: 4px; }
  .site-nav ul { overflow-x: auto; }
  .site-nav ul li a { padding: 12px 16px; white-space: nowrap; }
}
.profile-photo {
  text-align: center;
  margin-bottom: 36px;
}

.profile-photo img {
  width: 200px;
  height: 200px;
  object-fit: cover;
  border-radius: 50%;
  display: block;
  margin: 0 auto;
}
.has-dropdown { position: relative; }
.dropdown { display: none; position: absolute; top: 100%; left: 0; background: #fff; border: 1px solid var(--color-border); min-width: 160px; z-index: 200; list-style: none; padding: 0; box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.dropdown li a { display: block; padding: 12px 20px; font-size: 0.85rem; color: var(--color-text); text-decoration: none; white-space: nowrap; border-left: none; }
.dropdown li a:hover { color: #5BB8E8; background: var(--color-bg-gray); }
.has-dropdown:hover .dropdown { display: block; }
#links { border-bottom: none; }