:root {
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --fg: #1a1a1a;
  --fg-soft: #5b6470;
  --border: #e6e8eb;
  --accent: #2563eb;
  --accent-soft: #dbeafe;
  --radius: 12px;
  --maxw: 760px;
  --font-sans: "Inter", "Zen Kaku Gothic New", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Hiragino Sans", "Noto Sans JP", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1116;
    --bg-soft: #161b22;
    --fg: #e6edf3;
    --fg-soft: #9aa5b1;
    --border: #242b33;
    --accent: #5b9dff;
    --accent-soft: #16243d;
  }
}
* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

h1, h2, h3 {
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -0.01em;
}

h1 {
  font-size: 2rem;
  margin: 0 0 0.4em;
}

h2 {
  font-size: 1.4rem;
  margin: 2em 0 0.6em;
}

p {
  margin: 0 0 1em;
}

.lead {
  color: var(--fg-soft);
  font-size: 1.05rem;
}

/* --- Header --- */
.site-header {
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(8px);
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.brand {
  font-weight: 700;
  color: var(--fg);
  font-size: 1.05rem;
}

.brand:hover {
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--fg-soft);
  font-size: 0.92rem;
  font-weight: 500;
}

.site-nav a:hover {
  color: var(--fg);
  text-decoration: none;
}

.site-nav a.active {
  color: var(--fg);
}

.lang-switch {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 12px;
  font-size: 0.82rem !important;
}

.lang-switch:hover {
  background: var(--bg-soft);
}

/* --- Main --- */
main.container {
  padding-top: 48px;
  padding-bottom: 64px;
}

.page-header {
  margin-bottom: 32px;
}

/* --- Home / Hero --- */
.hero {
  padding: 32px 0 8px;
}

.hero h1 {
  font-size: 2.6rem;
}

.hero .accent {
  color: var(--accent);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
}

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

.btn-primary:hover {
  text-decoration: none;
  opacity: 0.9;
}

.btn-ghost {
  border: 1px solid var(--border);
  color: var(--fg);
}

.btn-ghost:hover {
  text-decoration: none;
  background: var(--bg-soft);
}

/* --- Projects --- */
.project-list {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.project-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  background: var(--bg-soft);
  transition: border-color 0.15s ease;
}

.project-card:hover {
  border-color: var(--accent);
}

.project-card h3 {
  margin: 0 0 6px;
  font-size: 1.1rem;
}

.project-card p {
  margin: 0 0 12px;
  color: var(--fg-soft);
  font-size: 0.95rem;
}

.tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.tag {
  font-size: 0.75rem;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 2px 10px;
  border-radius: 999px;
}

/* --- Blog --- */
.post-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}

.post-list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.post-list .post-date {
  color: var(--fg-soft);
  font-size: 0.85rem;
  display: block;
}

.post-list a {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
}

.post-meta {
  color: var(--fg-soft);
  font-size: 0.9rem;
}

.post-footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

/* --- Links --- */
.link-list {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.link-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  color: var(--fg);
  font-weight: 500;
}

.link-list a:hover {
  text-decoration: none;
  border-color: var(--accent);
}

.link-list .arrow {
  color: var(--fg-soft);
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  margin-top: 48px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.social {
  display: flex;
  gap: 16px;
}

.social a {
  color: var(--fg-soft);
  font-size: 0.9rem;
}

.copyright {
  color: var(--fg-soft);
  font-size: 0.85rem;
  margin: 0;
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: 2rem;
  }
  .header-inner {
    height: auto;
    padding: 12px 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

/*# sourceMappingURL=style.css.map */