/* notes.gideonong.me landing. Same design system as the lecture-note template. */
:root{
  --ground:#eef1f3; --surface:#ffffff; --surface-2:#f6f8f9;
  --ink:#15212c; --muted:#5a6b78; --faint:#8494a0;
  --accent:#1f6f8e; --accent-soft:#e6f1f5;
  --warn:#a2610a; --warn-soft:#f6ecdd;
  --rule:#d5dde2; --result:#e7f1f5; --result-edge:#1f6f8e;
  --mark:#fff3b0;
  --shadow:0 1px 2px rgba(20,40,55,.05),0 6px 20px rgba(20,40,55,.06);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --ground:#0e1418; --surface:#151e24; --surface-2:#1a242b;
    --ink:#e7eef3; --muted:#95a6b3; --faint:#6b7c89;
    --accent:#4cb7da; --accent-soft:#12303a;
    --warn:#e29a44; --warn-soft:#2c2211;
    --rule:#26343d; --result:#122b34; --result-edge:#4cb7da;
    --mark:#4a4215;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.35);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --ground:#0e1418; --surface:#151e24; --surface-2:#1a242b;
  --ink:#e7eef3; --muted:#95a6b3; --faint:#6b7c89;
  --accent:#4cb7da; --accent-soft:#12303a;
  --warn:#e29a44; --warn-soft:#2c2211;
  --rule:#26343d; --result:#122b34; --result-edge:#4cb7da;
  --mark:#4a4215;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.35);
  color-scheme:dark;
}

*{box-sizing:border-box}
html,body{margin:0}
[hidden]{display:none!important}
body{background:var(--ground);color:var(--ink);
  font-family:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-wrap:anywhere}
.wrap{max-width:960px;margin:0 auto;padding:0 16px 64px}
@media (min-width:600px){.wrap{padding-inline:24px}}
a{color:var(--accent)}
a:hover{text-decoration-thickness:2px}
code{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.9em;background:var(--surface-2);padding:1px 5px;border-radius:5px}
button{font:inherit;color:inherit}

h1{font-family:"Newsreader",Georgia,serif;font-weight:500;font-size:clamp(2rem,5vw,2.8rem);line-height:1.08;margin:.3em 0 .15em;letter-spacing:-.01em;text-wrap:balance}
h2{font-family:"Newsreader",Georgia,serif;font-weight:500;font-size:clamp(1.35rem,3vw,1.75rem);line-height:1.15;margin:0 0 .35em;text-wrap:balance}
h3{font-family:"Newsreader",Georgia,serif;font-weight:600;font-size:1.15rem;margin:0 0 .25em;line-height:1.3}
p{margin:.5em 0}

.eyebrow{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:600;text-decoration:none}
.mono{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.74rem;color:var(--faint)}

header.top{padding:28px 0 10px;border-bottom:1px solid var(--rule);margin-bottom:28px}
.bar{display:flex;justify-content:space-between;align-items:center;gap:12px}
.theme{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:999px;border:1px solid var(--rule);background:var(--surface);color:var(--muted);cursor:pointer}
.theme:hover{color:var(--accent);border-color:var(--accent)}
.lede{font-size:1.04rem;color:var(--muted);max-width:62ch}

/* search */
.search{margin-top:20px}
.search-row{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--rule);border-radius:14px;padding:6px 8px 6px 14px;box-shadow:var(--shadow)}
.search-row:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.search-icon{flex:0 0 auto;color:var(--faint)}
#q{flex:1 1 auto;min-width:0;border:0;background:transparent;color:var(--ink);font:inherit;font-size:1.02rem;padding:8px 0;outline:none}
#q::placeholder{color:var(--faint)}
#q::-webkit-search-cancel-button{-webkit-appearance:none}
.go{flex:0 0 auto;border:0;border-radius:10px;background:var(--accent);color:#fff;padding:8px 14px;font-weight:600;cursor:pointer}
.go:hover{filter:brightness(1.08)}
.search-opts{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;margin:10px 2px 0;font-size:.84rem;color:var(--muted)}
.toggle{display:inline-flex;align-items:center;gap:7px;cursor:pointer}
.toggle input{accent-color:var(--accent);width:15px;height:15px;margin:0}
.status{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.72rem;color:var(--faint)}
.status.busy::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;border:2px solid var(--accent);border-right-color:transparent;margin-right:6px;vertical-align:-1px;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* generic blocks */
.block{margin:0 0 36px}
.block-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:6px 14px;margin-bottom:12px}
.block-head .eyebrow{color:var(--faint)}
.card{background:var(--surface);border:1px solid var(--rule);border-radius:14px;padding:16px 18px;box-shadow:var(--shadow)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
a.card{display:block;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
a.card:hover{border-color:var(--accent);transform:translateY(-1px)}
.card h3{margin-bottom:6px}
.card .meta{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.72rem;color:var(--muted);margin:0 0 10px;line-height:1.5}
.card .count{display:flex;justify-content:space-between;gap:8px;font-size:.84rem;color:var(--muted)}
.card .count b{color:var(--ink);font-weight:600}
a.card.archived{opacity:.62;box-shadow:none;background:var(--surface-2)}
a.card.archived:hover{opacity:1}
.card .meta .chip{margin-left:6px;vertical-align:1px}
.empty{color:var(--faint);font-style:italic}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.7rem;padding:3px 9px;border:1px solid var(--rule);border-radius:999px;color:var(--muted);background:var(--surface);text-decoration:none;white-space:nowrap}
.chip.tag{background:var(--accent-soft);border-color:transparent;color:var(--accent)}
a.chip.tag:hover{filter:brightness(.95)}
.chip.kind{color:var(--warn);background:var(--warn-soft);border-color:transparent}

/* recently updated strip */
.recent{display:flex;gap:10px;overflow-x:auto;padding:2px 2px 10px;scroll-snap-type:x proximity;scrollbar-width:thin}
.recent .item{flex:0 0 min(240px,78vw);scroll-snap-align:start;background:var(--surface);border:1px solid var(--rule);border-radius:12px;padding:12px 14px;text-decoration:none;color:inherit}
.recent .item:hover{border-color:var(--accent)}
.recent .item .mono{display:block;margin-bottom:4px}
.recent .item .t{font-weight:500;line-height:1.35;display:block}
.recent .item .s{display:block;font-size:.8rem;color:var(--muted);margin-top:4px}

/* section view */
.crumbs{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.74rem;color:var(--muted);margin-bottom:10px}
.crumbs a{text-decoration:none}
.pages{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.9rem;margin:6px 0 24px}
.entry{display:grid;grid-template-columns:1fr;gap:4px 18px;padding:18px 0;border-top:1px solid var(--rule)}
@media (min-width:720px){.entry{grid-template-columns:120px 1fr}}
.entry .when{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.76rem;color:var(--muted);padding-top:3px}
.entry h3 a{color:inherit;text-decoration:none}
.entry h3 a:hover{color:var(--accent)}
.entry .gist{margin:2px 0 10px;color:var(--ink)}
.entry .foot{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center}
.entry .related{margin-top:10px;font-size:.86rem;color:var(--muted)}
.entry .related a{text-decoration:none}
.entry .related .dir{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);margin-right:6px}

/* search results */
.filters{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;margin:0 0 16px;font-size:.84rem;color:var(--muted)}
.filters select{font:inherit;font-size:.84rem;color:var(--ink);background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:5px 8px;max-width:100%}
.results-note{font-size:.86rem;color:var(--muted);margin:0 0 14px}
.rgroup{margin:0 0 26px}
.rgroup h2{font-size:1.2rem;margin-bottom:8px}
.hit{padding:12px 0;border-top:1px solid var(--rule)}
.hit:first-of-type{border-top:0}
.hit .h{display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline}
.hit .h a{font-weight:600;text-decoration:none;color:var(--ink);font-size:1.02rem}
.hit .h a:hover{color:var(--accent)}
.hit .snip{margin:4px 0 8px;font-size:.92rem;color:var(--muted)}
.hit .snip mark{background:var(--mark);color:inherit;border-radius:3px;padding:0 2px}
.hit .foot{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center}
.hit .why{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.66rem;color:var(--faint);letter-spacing:.06em;text-transform:uppercase}

.notice{background:var(--warn-soft);border:1px solid color-mix(in srgb,var(--warn) 40%,transparent);border-radius:12px;padding:12px 14px;font-size:.9rem;margin:0 0 18px}
.notice b{color:var(--warn)}

footer{margin-top:48px;padding-top:18px;border-top:1px solid var(--rule);font-size:.82rem;color:var(--muted)}
footer .mono{display:block;margin-top:4px}