@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700&display=swap');

:root {
  --color-base: #FFFFFF;
  --color-contrast: #111111;
  --color-muted: #666666;
  --color-border: #e0e0e0;
  --font-family: "Manrope", sans-serif;
  --spacing-30: 20px;
  --spacing-50: clamp(30px, 5vw, 50px);
  --spacing-70: clamp(50px, 7vw, 90px);
  --font-size-body: clamp(1.125rem, 1.125rem + ((1vw - 0.2rem) * 0.392), 1.375rem);
  --font-size-small: 0.875rem;
  --font-size-large: clamp(1.125rem, 1.125rem + ((1vw - 0.2rem) * 0.392), 1.375rem);
  --font-size-x-large: clamp(1.75rem, 1.75rem + ((1vw - 0.2rem) * 0.392), 2rem);
  --font-size-xx-large: clamp(2.15rem, 2.15rem + ((1vw - 0.2rem) * 1.333), 3rem);
}

* { box-sizing: border-box; }

html { background: var(--color-base); }

body {
  background-color: var(--color-base);
  color: var(--color-contrast);
  font-family: var(--font-family);
  font-size: var(--font-size-body);
  font-weight: 300;
  letter-spacing: -0.1px;
  line-height: 1.4;
  margin: 0;
}

.site-wrapper {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 var(--spacing-50);
}

/* ---- header ---- */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-30);
  padding-top: var(--spacing-30);
  padding-bottom: var(--spacing-30);
  border-bottom: 1px solid var(--color-border);
}

.site-title {
  font-size: var(--font-size-large);
  font-weight: 600;
}

.site-title a {
  color: var(--color-contrast);
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.site-nav > ul {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav li {
  position: relative;
}

.site-nav a {
  color: var(--color-contrast);
  text-decoration: none;
  font-size: var(--font-size-small);
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.site-nav a:hover { text-decoration: underline; }

.site-nav .has-children > ul {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  list-style: none;
  background: var(--color-base);
  border: 1px solid var(--color-border);
  padding: 0.5rem 0;
  min-width: 220px;
  z-index: 10;
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.site-nav .has-children:hover > ul,
.site-nav .has-children:focus-within > ul {
  display: block;
}

.site-nav .has-children > ul li {
  padding: 0;
}

.site-nav .has-children > ul a {
  display: block;
  padding: 0.4rem 1rem;
  text-transform: none;
  font-weight: 400;
  white-space: nowrap;
}

/* ---- main content ---- */
.entry-content {
  padding-top: var(--spacing-70);
  padding-bottom: var(--spacing-70);
}

.entry-content h1 { font-size: var(--font-size-xx-large); font-weight: 600; margin-top: 0; }
.entry-content h2 { font-size: var(--font-size-x-large); font-weight: 600; margin-top: 2.5rem; }
.entry-content h3 { font-size: var(--font-size-large); font-weight: 600; margin-top: 2rem; }

.entry-content p { margin: 1.1em 0; }

.entry-content a {
  color: var(--color-contrast);
  text-decoration: underline;
}
.entry-content a:hover { color: var(--color-muted); }

.entry-content img { max-width: 100%; height: auto; }

.entry-content table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.5em 0;
  font-size: var(--font-size-small);
}
.entry-content th, .entry-content td {
  border: 1px solid var(--color-border);
  padding: 0.5rem 0.75rem;
  text-align: left;
}

.entry-content ul, .entry-content ol { padding-left: 1.4em; }
.entry-content blockquote {
  margin: 1.5em 0;
  padding-left: 1em;
  border-left: 3px solid var(--color-border);
  color: var(--color-muted);
}

.post-meta {
  color: var(--color-muted);
  font-size: var(--font-size-small);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ---- footer ---- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-30) 0 var(--spacing-70);
  color: var(--color-muted);
  font-size: var(--font-size-small);
}

/* ---- post list ---- */
.post-list { list-style: none; padding: 0; }
.post-list li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}
.post-list a {
  color: var(--color-contrast);
  text-decoration: none;
  font-weight: 500;
}
.post-list a:hover { text-decoration: underline; }
.post-list time { color: var(--color-muted); font-size: var(--font-size-small); display: block; }