/*
  mossol blog theme. Design system ported from the 8분독서 site
  (colors, cards, section rhythm, serif headings, footer) and extended
  with blog-specific prose + admin styles.
*/
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --cream: #F8F1E5;
  --cream-light: #FCF8F1;
  --ink: #2F2418;
  --ink-soft: #5C4D3D;
  --brown: #8B6F47;
  --brown-warm: #C19A6B;
  --accent: #B38B5D;
  --line: #E4D8C5;
  --card: #FFFFFF;
  --shadow-card: 0 2px 16px rgba(70, 50, 30, 0.05);
  --shadow-hover: 0 8px 26px rgba(70, 50, 30, 0.12);
  --font-sans: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', system-ui, sans-serif;
  --font-serif: 'Noto Serif KR', serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --maxw: 720px;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.8;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
}
a { color: var(--brown); text-decoration-color: var(--line); text-underline-offset: 2px; }
a:hover { color: var(--ink); }

h1, h2, h3 { font-family: var(--font-serif); letter-spacing: -0.02em; color: var(--ink); line-height: 1.35; word-break: keep-all; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(248, 241, 229, 0.9);
  backdrop-filter: blur(8px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.site-header nav {
  max-width: 960px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand { display: inline-flex; align-items: baseline; gap: 9px; text-decoration: none; }
.brand-name { font-family: var(--font-mono); font-size: 21px; font-weight: 600; letter-spacing: -0.02em; color: var(--ink); }
.brand-tag { font-family: var(--font-sans); font-size: 13px; color: var(--ink-soft); }
@media (max-width: 560px) { .brand-tag { display: none; } }
.nav-links { display: flex; gap: 4px; }
.nav-links a { padding: 18px 12px; color: var(--ink-soft); text-decoration: none; font-size: 15px; border-bottom: 2px solid transparent; }
.nav-links a:hover { color: var(--brown); }
.nav-links a.active { color: var(--brown); border-bottom-color: var(--brown-warm); }

/* ---------- Eyebrow / section heads ---------- */
.eyebrow {
  display: block; text-align: center;
  color: var(--brown); font-size: 12px; letter-spacing: 0.25em;
  text-transform: uppercase; margin-bottom: 10px;
}
.section-title { text-align: center; font-size: 26px; font-weight: 600; margin-bottom: 10px; }
.divider { width: 36px; height: 2px; background: var(--brown-warm); margin: 0 auto 36px; border-radius: 2px; }

/* ---------- Home hero ---------- */
.hero { padding: 80px 24px 40px; text-align: center; }
.hero .tag { font-size: 12px; color: var(--brown); letter-spacing: 0.25em; text-transform: uppercase; margin-bottom: 18px; }
.hero h1 { font-size: 36px; font-weight: 700; margin-bottom: 16px; }
.hero .quote { font-family: var(--font-serif); font-style: italic; color: var(--brown); font-size: 15px; }

main { padding-bottom: 40px; }
.section { padding: 40px 0 24px; }

/* ---------- Post cards ---------- */
.cards { list-style: none; display: grid; gap: 14px; }
.card-link { display: block; text-decoration: none; color: inherit; }
.card {
  background: var(--card); border-radius: 16px; padding: 26px 28px;
  box-shadow: var(--shadow-card); transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card-link:hover .card { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.card.has-thumb { display: flex; gap: 18px; align-items: flex-start; justify-content: space-between; }
.card-text { flex: 1; min-width: 0; }
.card-thumb { flex-shrink: 0; }
.card-thumb img { width: 92px; height: 92px; object-fit: cover; border-radius: 10px; display: block; }
@media (max-width: 480px) { .card-thumb img { width: 72px; height: 72px; } }
.card h3 { font-size: 20px; margin-bottom: 6px; }
.card-link:hover h3 { color: var(--brown); }
.card .meta { font-family: var(--font-mono); color: var(--brown); font-size: 12px; }
.card .desc { color: var(--ink-soft); font-size: 15px; margin-top: 10px; }
.card .badge { display: inline-block; font-size: 11px; color: var(--brown); border: 1px solid var(--line); border-radius: 999px; padding: 1px 8px; margin-left: 8px; vertical-align: middle; }

.cat-group { text-align: left; margin-bottom: 2.6em; }
.cat-group-title { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; font-size: 1.25em; margin-bottom: 1em; padding-bottom: 0.45em; border-bottom: 1px solid var(--line); }
.cat-group-title > a { color: var(--ink); text-decoration: none; }
.cat-group-title > a:hover { color: var(--brown); }
.cat-count { color: var(--brown-warm); font-size: 0.72em; font-weight: 400; }
.cat-more a { font-family: var(--font-sans); font-size: 0.62em; font-weight: 400; color: var(--brown); text-decoration: none; white-space: nowrap; }
.cat-more a:hover { color: var(--ink); }
.admin-post-actions { display: flex; gap: 10px; align-items: center; margin-top: 2.5em; }
.center-more { text-align: center; margin-top: 28px; }
.center-more a { text-decoration: none; font-weight: 500; }
.empty { text-align: center; color: var(--ink-soft); padding: 40px 0; }

/* ---------- Post detail (prose) ---------- */
.post-header { text-align: center; padding: 48px 0 28px; }
.post-header .meta { font-family: var(--font-mono); color: var(--brown); font-size: 13px; margin-bottom: 12px; }
.post-header h1 { font-size: 34px; font-weight: 700; }
.post-cover { display: block; width: auto; max-width: 320px; max-height: 460px; margin: 8px auto 32px; border-radius: 12px; box-shadow: var(--shadow-card); }

.prose { font-size: 18px; color: var(--ink); }
.prose > * + * { margin-top: 1.1em; }
.prose h1, .prose h2, .prose h3 { margin-top: 1.8em; }
.prose h2 { font-size: 1.6em; }
.prose h3 { font-size: 1.3em; }
.prose h4, .prose h5, .prose h6 { font-family: var(--font-sans); font-weight: 700; margin-top: 1.6em; }
.prose p { line-height: 1.85; }
.prose a { color: var(--brown); text-decoration: underline; }
.prose a:hover { color: var(--ink); }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li { margin-top: 0.4em; }
.prose img { max-width: 100%; height: auto; border-radius: 12px; display: block; margin: 1.4em auto; }
.prose blockquote { border-left: 3px solid var(--brown-warm); padding: 0.2em 0 0.2em 1.2em; color: var(--ink-soft); font-style: italic; }
.prose hr { border: none; border-top: 1px solid var(--line); margin: 2em 0; }
.prose code { font-family: var(--font-mono); font-size: 0.85em; background: var(--cream-light); border: 1px solid var(--line); border-radius: 4px; padding: 1px 6px; }
.prose pre { background: #2b2620; color: #eae3d8; border-radius: 12px; padding: 1.1em 1.2em; overflow-x: auto; font-size: 0.85em; }
.prose pre code { background: none; border: none; padding: 0; color: inherit; font-size: 1em; }
.prose table { width: 100%; border-collapse: collapse; font-size: 0.92em; display: block; overflow-x: auto; }
.prose th, .prose td { border: 1px solid var(--line); padding: 8px 12px; text-align: left; }
.prose thead th { background: var(--cream-light); font-weight: 700; }

/* minimal syntax highlight tuned for the dark code block */
.hljs-comment, .hljs-quote { color: #8f8674; font-style: italic; }
.hljs-keyword, .hljs-selector-tag, .hljs-built_in { color: #e0a45b; }
.hljs-string, .hljs-attr { color: #c7d59f; }
.hljs-number, .hljs-literal { color: #e6b8a2; }
.hljs-title, .hljs-section, .hljs-function .hljs-title { color: #f0c987; }
.hljs-tag, .hljs-name { color: #e0a45b; }
.hljs-type, .hljs-class .hljs-title { color: #d6a3d0; }

/* ---------- Tags ---------- */
.tag { display: inline-block; font-size: 13px; color: var(--brown); background: var(--cream-light); border: 1px solid var(--line); border-radius: 999px; padding: 3px 12px; text-decoration: none; }
.tag:hover { background: var(--brown); color: #fff; border-color: var(--brown); }
.tag .tag-n { color: var(--brown-warm); font-size: 0.85em; margin-left: 1px; }
.tag:hover .tag-n { color: #fff; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud.center { justify-content: center; max-width: 620px; margin: 0 auto; }
.post-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 2.2em; }
.tag-menu { margin-top: 28px; }
.tag-menu .cat-title { margin-bottom: 10px; }
.tag-menu .tag-cloud { gap: 6px; }

/* ---------- Likes + comments ---------- */
.post-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; margin: 2.5em 0 1em; }
.copy-link-btn { display: inline-flex; align-items: center; gap: 8px; padding: 9px 18px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink-soft); font: inherit; font-size: 15px; cursor: pointer; transition: all 0.15s ease; }
.copy-link-btn:hover { border-color: var(--brown-warm); color: var(--brown); }
.copy-link-btn.copied { background: #eaf5ea; border-color: #b7ddb7; color: #3f8f4f; }
.like-btn { display: inline-flex; align-items: center; gap: 8px; padding: 9px 18px; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink-soft); font: inherit; font-size: 15px; cursor: pointer; transition: all 0.15s ease; }
.like-btn:hover { border-color: var(--brown-warm); color: var(--brown); }
.like-btn.liked { background: #fbeceb; border-color: #e6b8b2; color: #c0503f; }
.like-btn svg { transition: transform 0.15s ease; }
.like-btn.liked svg { transform: scale(1.12); }

.comments { margin: 2.5em auto 0; padding-top: 2em; border-top: 1px solid var(--line); }
.comments-title { font-size: 20px; margin-bottom: 1.2em; }
.comments-title .cm-count { color: var(--brown); }
.cm-empty { color: var(--ink-soft); margin-bottom: 1.6em; }
.comment-list { list-style: none; margin: 0 0 1.8em; padding: 0; }
.comment-list li { padding: 1em 0; border-bottom: 1px solid var(--line); }
.cm-head { display: flex; align-items: center; gap: 10px; margin-bottom: 5px; }
.cm-name { font-weight: 600; color: var(--ink); font-size: 14px; }
.cm-date { font-family: var(--font-mono); color: var(--ink-soft); font-size: 12px; }
.cm-del { margin-left: auto; background: none; border: none; color: #a4442f; font-size: 12px; cursor: pointer; padding: 2px 6px; }
.cm-del:hover { text-decoration: underline; }
.cm-body { white-space: pre-wrap; color: var(--ink); font-size: 15px; line-height: 1.7; margin: 0; }
.comment-form { display: grid; gap: 10px; }
.comment-form input, .comment-form textarea { width: 100%; font-family: inherit; font-size: 15px; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 11px 12px; }
.comment-form input:focus, .comment-form textarea:focus { outline: none; border-color: var(--brown-warm); }
.comment-form .cm-submit { text-align: right; }

/* ---------- About ---------- */
.about-intro p { margin-top: 1em; color: var(--ink); }
.about-block { padding: 1.8em 0; border-top: 1px solid var(--line); }
.about-block h2 { font-size: 1.5em; margin-bottom: 1em; }
.entry { margin-bottom: 1.6em; }
.entry:last-child { margin-bottom: 0; }
.entry-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 0.4em; }
.entry-head h3 { font-size: 1.25em; }
.entry-head h3 a { color: var(--ink); text-decoration: none; }
.entry-head h3 a:hover { color: var(--brown); }
.period { font-family: var(--font-mono); color: var(--ink-soft); font-size: 0.82em; white-space: nowrap; }
.period:hover { color: var(--brown); }
.entry ul { margin: 0.6em 0 0.5em; padding-left: 1.2em; }
.entry .degree { margin-top: 0.2em; color: var(--ink); }
.entry .stack { margin-top: 0.4em; font-family: var(--font-mono); color: var(--brown); font-size: 0.82em; }
.entry .detail { margin-top: 0.4em; color: var(--ink-soft); }
.contact-icons { display: flex; gap: 1.4em; align-items: center; }
.contact-icons a { display: inline-flex; color: var(--ink-soft); }
.contact-icons a:hover { color: var(--brown); }

/* ---------- Footer ---------- */
footer.site-footer { padding: 40px 24px; text-align: center; color: var(--ink-soft); font-size: 13px; border-top: 1px solid var(--line); margin-top: 40px; }
footer.site-footer .links { margin-bottom: 12px; display: flex; gap: 18px; justify-content: center; }
footer.site-footer a { color: var(--brown); text-decoration: none; display: inline-flex; }
footer.site-footer a:hover { color: var(--ink); }
footer.site-footer .copy { opacity: 0.6; }
footer.site-footer .counter { display: flex; justify-content: center; gap: 20px; margin-bottom: 12px; font-family: var(--font-mono); font-size: 12px; }
footer.site-footer .counter-item { display: inline-flex; align-items: baseline; gap: 6px; }
footer.site-footer .counter-label { color: var(--brown); opacity: 0.75; text-transform: uppercase; letter-spacing: 0.04em; font-size: 10px; }
footer.site-footer .counter-num { color: var(--ink-soft); font-variant-numeric: tabular-nums; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 22px; border-radius: 999px; font-weight: 500; font-size: 15px; font-family: inherit; text-decoration: none; border: none; cursor: pointer; transition: transform 0.15s ease, box-shadow 0.15s ease; }
.btn-primary { background: var(--brown); color: #fff; }
.btn-primary:hover { color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-hover); }
.btn-ghost { background: transparent; color: var(--ink-soft); border: 1px solid var(--line); }
.btn-ghost:hover { color: var(--brown); }
.btn-danger { background: transparent; color: #a4442f; border: 1px solid #e3c3bb; }
.btn-danger:hover { background: #a4442f; color: #fff; }

/* ---------- Admin ---------- */
.admin-wrap { max-width: 860px; margin: 0 auto; padding: 32px 24px 64px; }
.admin-wrap.admin-editor { max-width: none; padding-left: 40px; padding-right: 40px; }
.login-card { max-width: 360px; margin: 8vh auto; background: var(--card); border-radius: 16px; box-shadow: var(--shadow-card); padding: 36px 32px; }
.login-card h1 { font-size: 24px; text-align: center; margin-bottom: 4px; }
.login-card .sub { text-align: center; color: var(--ink-soft); font-size: 13px; margin-bottom: 24px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; color: var(--ink-soft); margin-bottom: 6px; }
.field input, .field textarea, .field select {
  width: 100%; font-family: inherit; font-size: 15px; color: var(--ink);
  background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 11px 12px;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--brown-warm); }
.form-error { color: #a4442f; font-size: 13px; text-align: center; margin-bottom: 14px; }

.admin-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.admin-head h1 { font-size: 26px; }
.admin-actions { display: flex; gap: 10px; align-items: center; }
.post-table { width: 100%; border-collapse: collapse; }
.post-table th, .post-table td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--line); font-size: 15px; }
.post-table th { color: var(--ink-soft); font-weight: 500; font-size: 13px; }
.post-table .st { font-family: var(--font-mono); font-size: 12px; }
.post-table .st.pub { color: #4a7c59; }
.post-table .st.draft { color: var(--brown); }
.row-actions { display: flex; gap: 8px; }
.row-actions a, .row-actions button { font-size: 13px; padding: 6px 12px; }

.pager { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 24px; }
.pager-info { color: var(--ink-soft); font-size: 13px; font-family: var(--font-mono); }

/* ---------- Admin stats ---------- */
.stat-tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 10px; }
.tile { background: var(--card); border-radius: 14px; box-shadow: var(--shadow-card); padding: 18px; text-align: center; }
.tile-n { font-size: 1.9em; font-weight: 700; font-family: var(--font-serif); color: var(--ink); }
.tile-l { font-size: 12px; color: var(--ink-soft); margin-top: 4px; }
.stat-sub { color: var(--ink-soft); font-size: 13px; margin: 8px 0 22px; }
.stat-sub b { color: var(--ink); font-family: var(--font-mono); }
.stat-card { background: var(--card); border-radius: 14px; box-shadow: var(--shadow-card); padding: 22px; margin-bottom: 16px; }
.stat-card h2 { font-size: 1.12em; margin-bottom: 16px; }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.bars { display: flex; align-items: flex-end; gap: 6px; min-height: 180px; }
.bar { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; }
.bar-fill { width: 62%; background: var(--brown-warm); border-radius: 4px 4px 0 0; }
.bar-n { font-size: 11px; color: var(--ink-soft); margin-bottom: 3px; }
.bar-x { font-size: 10px; color: var(--ink-soft); font-family: var(--font-mono); margin-top: 4px; }
.stat-list { list-style: none; margin: 0; padding: 0; }
.stat-list li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.stat-list li:last-child { border-bottom: none; }
.stat-list li a { color: var(--brown); text-decoration: none; }
.stat-list li a:hover { color: var(--ink); }
.stat-list b { color: var(--ink); font-family: var(--font-mono); white-space: nowrap; }
@media (max-width: 640px) {
  .stat-tiles { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: 1fr; }
}

.editor-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.editor-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .editor-meta { grid-template-columns: 1fr; } }
.editor-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 8px; flex-wrap: wrap; }
.checkbox-row { display: flex; align-items: center; gap: 8px; }
.checkbox-row input { width: auto; }
.save-status { font-size: 14px; color: var(--ink-soft); }
.save-status strong { color: var(--ink); }
.save-hint { display: block; font-size: 12px; color: var(--brown); margin-top: 2px; }
.keep-updated { display: block; font-size: 13px; color: var(--ink-soft); margin-top: 8px; cursor: pointer; }
.keep-updated input { margin-right: 6px; vertical-align: middle; }
.keep-updated .hint { color: var(--brown); font-size: 12px; }
.save-actions { display: flex; gap: 10px; }
.post-header .meta .meta-private { color: var(--brown); }
.cover-row { display: flex; gap: 10px; align-items: center; }
.cover-row input[type="text"], .cover-row #coverImage { flex: 1; }
.cover-row .btn { white-space: nowrap; }
.cover-preview { display: block; max-width: 260px; max-height: 180px; margin-top: 10px; border-radius: 8px; border: 1px solid var(--line, #e3d9c6); }
#editor { background: #fff; border-radius: 12px; overflow: hidden; }

/* ---------- Blog layout with category sidebar ---------- */
.layout {
  max-width: 900px; margin: 0 auto; padding: 40px 24px;
  display: grid; grid-template-columns: 150px 1fr; gap: 44px; align-items: start;
}
.side { position: sticky; top: 88px; }
.cat-menu { display: flex; flex-direction: column; gap: 2px; }
.cat-menu .cat-title { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--brown); margin-bottom: 12px; }
.cat-menu a { text-decoration: none; color: var(--ink-soft); font-size: 15px; padding: 7px 0 7px 12px; margin-left: -14px; border-left: 2px solid transparent; }
.cat-menu a:hover { color: var(--brown); }
.cat-menu a.active { color: var(--ink); font-weight: 500; border-left-color: var(--brown-warm); }
.list-heading { font-size: 26px; margin-bottom: 24px; }
.cat-link { color: var(--brown); text-decoration: none; }
.cat-link:hover { color: var(--ink); }

@media (max-width: 720px) {
  .hero h1 { font-size: 30px; }
  .post-header h1 { font-size: 28px; }
  .prose { font-size: 17px; }
  .layout { grid-template-columns: 1fr; gap: 18px; padding: 24px 20px; }
  .side { position: static; }
  .cat-menu { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 6px 16px; }
  .cat-menu .cat-title { width: 100%; margin-bottom: 4px; }
  .cat-menu a { padding: 2px 0; margin-left: 0; border-left: none; }
  .cat-menu a.active { border-left: none; text-decoration: underline; text-underline-offset: 4px; }
}