:root {
    --bg: #ffffff;
    --fg: #2b2d31;
    --muted: #6b7078;
    --line: #e6e8eb;
    --soft: #f5f6f8;
    --link: #0b63c4;
    --accent: #d9534f;
    --accent-bg: #fdecea;
    --active: #2eb85c;
    --quiet: #f0a020;
    --archived: #c3c8cf;
    --up: #d93a00;
    --down: #4a63d1;
    color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
    .user { color: hsl(var(--h) 70% 72%); }
    .user[data-i]::before { background: hsl(var(--h) 45% 38%); }
    :root {
        --bg: #121418;
        --fg: #d9dde3;
        --muted: #9199a3;
        --line: #2a2f37;
        --soft: #1b1f25;
        --link: #6cb2ff;
        --accent: #ff8a80;
        --accent-bg: #3a2222;
        --archived: #59606a;
        --up: #ff8b5c;
        --down: #93a8ff;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0 auto;
    max-width: 1024px;
    padding: 1rem;
    background: var(--bg);
    color: var(--fg);
    font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
    line-height: 1.6;
    overflow-wrap: anywhere;
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.3; margin: 2rem 0 1rem; }
img, video { max-width: 100%; height: auto; }
pre { overflow-x: auto; padding: .75rem; background: var(--soft); border-radius: 6px; }
code { background: var(--soft); border-radius: 4px; padding: 0 .25em; font-size: .9em; }
pre code { padding: 0; background: none; }
hr { border: 0; border-top: 1px solid var(--line); margin: 2rem 0; }
small, .muted { color: var(--muted); }

.nav-bar { display: flex; flex-wrap: wrap; gap: .5rem 1rem; justify-content: space-between; align-items: center; padding-bottom: .5rem; margin-bottom: 1rem; border-bottom: 1px solid var(--line); }
.brand { font-size: 1.3em; font-weight: 700; color: var(--fg); }
.nav-links { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; font-weight: 500; }
.support { color: var(--accent); background: var(--accent-bg); padding: 2px 8px; border-radius: 4px; }

.search-box { display: flex; gap: .5rem; margin-bottom: 2rem; padding: .75rem; background: var(--soft); border-radius: 6px; }
.search-input, .filter { flex: 1; width: 100%; min-width: 0; padding: .5rem .6rem; font-size: 16px; color: var(--fg); background: var(--bg); border: 1px solid var(--line); border-radius: 4px; }
.search-btn { padding: .5rem 1.2rem; font-size: 1rem; color: var(--bg); background: var(--link); border: 0; border-radius: 4px; cursor: pointer; }

.intro-box { padding: 1.5rem; margin-bottom: 2rem; background: var(--soft); border: 1px solid var(--line); border-radius: 8px; }
.intro-box h1 { margin: 0 0 .5rem; font-size: 1.8em; }
.intro-box p { margin: 0; }
.section-header { margin-top: 2.5rem; padding-bottom: .5rem; border-bottom: 2px solid var(--line); }

.sub-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.sub-card { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 16px; color: inherit; background: var(--bg); border: 1px solid var(--line); border-radius: 8px; transition: transform .2s, border-color .2s; }
.sub-card:hover { transform: translateY(-2px); border-color: var(--link); text-decoration: none; }
.sub-main { flex: 1; min-width: 0; }
.sub-top { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.sub-name { font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sub-stats { font-family: ui-monospace, monospace; font-size: .85em; color: var(--muted); }
.sub-graph { width: 80px; height: 24px; flex-shrink: 0; overflow: visible; opacity: .75; }
.sub-graph polyline { fill: none; stroke: var(--link); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.status-dot { width: 10px; height: 10px; flex-shrink: 0; border-radius: 50%; }
.status-dot.active { background: var(--active); }
.status-dot.quiet { background: var(--quiet); }
.status-dot.archived { background: var(--archived); }

.archive-link { display: block; margin: 1.5rem 0; padding: 1rem; text-align: center; font-size: 1.15em; font-weight: 700; background: var(--soft); border-radius: 6px; }
.years { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1rem 0 1.5rem; }
.years a { padding: .3rem .7rem; border: 1px solid var(--line); border-radius: 999px; }
.years a.current { color: var(--bg); background: var(--link); border-color: var(--link); }
.years a.current .muted { color: inherit; }

.controls { margin: 1rem 0; }
.table-wrap { border: 1px solid var(--line); border-radius: 4px; }
#archiveTable { width: 100%; table-layout: fixed; border-collapse: collapse; }
#archiveTable th, #archiveTable td { padding: 8px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
#archiveTable th { padding: 0; background: var(--soft); }
#archiveTable th button { width: 100%; padding: 8px; font: inherit; font-weight: 600; text-align: inherit; white-space: nowrap; color: inherit; background: none; border: 0; cursor: pointer; }
#archiveTable th button:hover { background: var(--line); }
#archiveTable .c-date { width: 92px; }
#archiveTable .c-num { width: 56px; }
#archiveTable .c-ups { width: 72px; }
#archiveTable .c-author { width: 150px; }
#archiveTable .num, #archiveTable .c-num { text-align: right; font-family: ui-monospace, monospace; }
#archiveTable td:first-child { font-size: .85em; color: var(--muted); line-height: 1.2; }
#archiveTable .t { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 500; }
#archiveTable .who { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .9em; color: var(--muted); }
.flair, .state { display: inline-block; margin: 2px 4px 0 0; padding: 0 5px; font-size: .75em; color: var(--muted); background: var(--soft); border-radius: 4px; }
.state { color: var(--accent); background: var(--accent-bg); }

.crumbs { margin-bottom: 1rem; font-size: .95em; }
.post-title { margin: 0 0 1.5rem; }
.meta-list { margin: 0 0 1.5rem; padding: 0; list-style: none; font-size: .9em; background: var(--soft); border: 1px solid var(--line); border-radius: 6px; }
.meta-list li { display: flex; gap: 10px; padding: 8px 12px; border-bottom: 1px solid var(--line); }
.meta-list li:last-child { border-bottom: 0; }
.meta-key { min-width: 100px; font-weight: 600; color: var(--muted); }
.meta-val { flex: 1; min-width: 0; }
.post-content { font-size: 1.05em; }
.post-content blockquote { margin: .5rem 0 .5rem .5rem; padding: .1rem 0 .1rem .75rem; color: var(--muted); border-left: 3px solid var(--line); }
.post-content table { display: block; overflow-x: auto; border-collapse: collapse; }
.post-content td, .post-content th { padding: 4px 8px; border: 1px solid var(--line); }
.post-content img, .post-content video { max-height: 85vh; object-fit: contain; object-position: left top; border-radius: 4px; }
.media figure { margin: 0 0 1rem; }
.media img, .media video { display: block; margin: 0 auto; object-position: center; }
.media figcaption { margin-top: .35rem; font-size: .9em; text-align: center; color: var(--muted); }
video { background: #000; }
.c img { max-height: 24rem; }
.spoiler, .md-spoiler-text { color: transparent; background: var(--muted); border-radius: 3px; cursor: pointer; }
.spoiler:hover, .spoiler:focus, .md-spoiler-text:hover { color: inherit; background: var(--soft); }

.comments { margin-top: 2.5rem; padding-top: .5rem; border-top: 1px solid var(--line); }
.comments-title { margin: 1rem 0; font-size: 1.15em; }
.c { margin: .5rem 0 0 .4rem; padding-left: .7rem; border-left: 2px solid var(--line); }
.comments > .c { margin-left: 0; }
.c .c .c .c .c .c { margin-left: 0; }
.c > p { margin: .3rem 0; }
.c > p:first-child { margin-top: 0; font-size: .85em; color: var(--muted); }
.c.folded > .c { display: none; }
.user { white-space: nowrap; color: hsl(var(--h) 65% 32%); }
.user[data-i]::before { content: attr(data-i); display: inline-block; width: 1.45em; height: 1.45em; margin-right: .35em; border-radius: 50%; font-size: .78em; font-weight: 700; line-height: 1.45em; text-align: center; vertical-align: .08em; color: #fff; background: hsl(var(--h) 55% 42%); }
.user.op::before { box-shadow: 0 0 0 1.5px var(--bg), 0 0 0 3px var(--link); }
.user.gone { color: var(--muted); }
.score { white-space: nowrap; font-variant-numeric: tabular-nums; color: var(--muted); }
.score.up { color: var(--up); }
.score.down { color: var(--down); }
.score.hot { font-weight: 700; }
.c > p:first-child .score { margin-right: .3rem; font-weight: 600; }
.c > p:first-child .score.hot { font-weight: 800; }
.tag, .c > p:first-child code { display: inline-block; margin-left: .15rem; padding: 0 .5em; font-family: inherit; font-size: .88em; line-height: 1.5; color: var(--muted); background: var(--soft); border: 1px solid var(--line); border-radius: 999px; }
.tag.op { color: var(--link); border-color: currentColor; background: none; }
.tag.mod { color: var(--active); border-color: currentColor; background: none; }
.tag.state { color: var(--accent); background: var(--accent-bg); border-color: transparent; }
.cid { font-family: ui-monospace, monospace; font-size: .92em; }
.sort { display: flex; gap: .5rem; margin: -.25rem 0 1rem; }
.sort button { padding: .1rem .8rem; font: inherit; font-size: .9em; color: var(--muted); background: var(--soft); border: 1px solid var(--line); border-radius: 999px; cursor: pointer; }
.sort button[aria-pressed="true"] { color: var(--bg); background: var(--link); border-color: var(--link); }
.fold { margin-right: .4rem; padding: 0 .45rem; font: inherit; font-size: .9em; color: var(--muted); background: var(--soft); border: 1px solid var(--line); border-radius: 999px; cursor: pointer; }

.pager { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; margin: 3rem 0 1rem; padding-top: 1rem; border-top: 1px solid var(--line); font-size: .95em; }
.pager a { max-width: 48%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pager .older { margin-left: auto; text-align: right; }

#search { margin-top: 1rem; }

@media (max-width: 600px) {
    .hide-sm { display: none; }
    #archiveTable td, #archiveTable th button { padding: 6px 4px; }
    .meta-key { min-width: 76px; }
    .c { margin-left: .25rem; padding-left: .5rem; }
    .c .c .c .c { margin-left: 0; }
    .pager a { max-width: 100%; }
}