:root {
  --bg: #ffffff;
  --ink: #1f1f1f;
  --ink-mid: #5c5c5c;
  --accent: #8a5a00;
  --line: #e5e5e5;
  --surface: #f7f5f0;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", sans-serif;
  font-size: 16px;
  line-height: 1.8;
}

a { color: var(--accent); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.shell { max-width: 720px; margin: 0 auto; padding-left: 16px; padding-right: 16px; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: var(--bg); padding: 8px 12px; z-index: 10; }

.site-header { border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 64px; gap: 16px; }
.wordmark { font-size: 1.25rem; font-weight: 700; color: var(--ink); text-decoration: none; letter-spacing: 0.02em; }

.lang { display: flex; gap: 4px; }
.lang__btn {
  font: inherit; font-size: 0.875rem; line-height: 1;
  padding: 8px 12px; min-height: 36px;
  border: 1px solid var(--line); border-radius: 999px;
  background: var(--bg); color: var(--ink-mid); cursor: pointer;
  display: inline-flex; align-items: center; text-decoration: none;
}
.lang__btn[aria-current="true"] { background: var(--ink); border-color: var(--ink); color: var(--bg); cursor: default; }

/* 端末の言語と違う言語のページを開いた人への案内。head のスクリプトが html に show-lang-note を付けたときだけ出す。 */
.lang-note { display: none; margin: 0; padding: 8px 16px; border-bottom: 1px solid var(--line); background: var(--surface); color: var(--ink-mid); font-size: 0.875rem; text-align: center; }
html.show-lang-note .lang-note { display: block; }
.lang-note a { color: var(--accent); }

main { padding: 48px 0 64px; }
.lead { font-size: 1.25rem; font-weight: 600; margin: 0 0 48px; }

section { margin-top: 48px; }
h2 { font-size: 1rem; color: var(--ink-mid); font-weight: 600; letter-spacing: 0.08em; margin: 0 0 16px; }

.work {
  display: flex; align-items: center; gap: 16px;
  padding: 16px; border: 1px solid var(--line); border-radius: 12px;
  background: var(--surface); color: var(--ink); text-decoration: none;
}
.work:hover { border-color: var(--accent); }
.work img { width: 64px; height: 64px; border-radius: 14px; flex: none; }
.work__name { display: block; font-weight: 700; }
.work__desc { display: block; font-size: 0.875rem; color: var(--ink-mid); line-height: 1.6; }

.profile { width: 100%; border-collapse: collapse; }
.profile th, .profile td { text-align: left; vertical-align: top; padding: 12px 0; border-bottom: 1px solid var(--line); }
.profile th { width: 7em; color: var(--ink-mid); font-weight: 400; padding-right: 16px; }

.social { display: flex; flex-wrap: wrap; gap: 8px 24px; margin: 0; padding: 0; list-style: none; }
.social a { display: inline-block; padding: 4px 0; }

.site-footer { border-top: 1px solid var(--line); padding: 24px 0; font-size: 0.875rem; color: var(--ink-mid); }

@media print {
  .lang-note { display: none !important; }
  .lang { display: none; }
}