:root{
  --bg:#f6f7f9; --bg-2:#eef1f4; --card:#ffffff; --line:#e3e6eb;
  --text:#0f172a; --muted:#5b6475; --accent:#0e9f6e; --accent-2:#0b7d57;
  --accent-soft:rgba(14,159,110,.10); --code-bg:#0d1117; --code-text:#d1fae5;
  --shadow:0 1px 2px rgba(15,23,42,.04),0 8px 24px rgba(15,23,42,.06);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0b0f14; --bg-2:#0f141b; --card:#121821; --line:#1f2733;
    --text:#e6edf3; --muted:#8b97a8; --accent:#34d399; --accent-2:#6ee7b7;
    --accent-soft:rgba(52,211,153,.10); --code-bg:#070a0e; --code-text:#d1fae5;
    --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.25);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0b0f14; --bg-2:#0f141b; --card:#121821; --line:#1f2733;
  --text:#e6edf3; --muted:#8b97a8; --accent:#34d399; --accent-2:#6ee7b7;
  --accent-soft:rgba(52,211,153,.10); --code-bg:#070a0e; --code-text:#d1fae5;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.25);
  color-scheme:dark;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-padding-top:80px}
body{font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
.mono,code,kbd{font-family:"JetBrains Mono",ui-monospace,monospace}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}

/* header */
header.top{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.brand{font-family:"JetBrains Mono",monospace;font-weight:700;font-size:16px;display:flex;align-items:center;gap:8px;white-space:nowrap}
.brand b{color:var(--accent)}
.nav-right{display:flex;align-items:center;gap:4px}
.nav-links{display:flex;gap:2px;list-style:none}
.nav-links a{font-size:14px;color:var(--muted);padding:8px 12px;border-radius:8px;transition:.2s}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--text);background:var(--accent-soft)}
.theme-btn{border:1px solid var(--line);background:var(--card);width:38px;height:38px;border-radius:10px;cursor:pointer;display:grid;place-items:center;flex-shrink:0;margin-left:6px}
.theme-btn svg{width:18px;height:18px}
.theme-btn .sun{display:none}
:root[data-theme="dark"] .theme-btn .sun{display:block}
:root[data-theme="dark"] .theme-btn .moon{display:none}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .theme-btn .sun{display:block}:root:not([data-theme="light"]) .theme-btn .moon{display:none}}

/* hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.13;pointer-events:none}
:root[data-theme="light"] .hero canvas{opacity:.09}
.hero-in{position:relative;padding:80px 20px 72px;text-align:center}
.hero h1{font-family:"JetBrains Mono",monospace;font-size:clamp(34px,7vw,64px);letter-spacing:-.03em;font-weight:700;line-height:1.1}
.hero h1 b{color:var(--accent)}
.hero .typed{font-family:"JetBrains Mono",monospace;font-size:clamp(14px,2.4vw,17px);color:var(--muted);margin-top:18px;min-height:1.6em}
.hero .typed .p{color:var(--accent)}
.cursor{display:inline-block;width:9px;height:1.1em;background:var(--accent);vertical-align:-3px;margin-left:2px;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.hero p.lead{font-size:18px;color:var(--muted);max-width:600px;margin:22px auto 30px}
.cta{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:10px;font-weight:600;font-size:15px;transition:.2s;border:1px solid var(--line);background:var(--card);cursor:pointer}
.btn:hover{border-color:var(--accent)}
.btn-primary{background:var(--accent);color:#04130d;border-color:var(--accent)}
.btn-primary:hover{filter:brightness(1.06)}
.btn svg{width:18px;height:18px}

/* sections */
section.blk{padding:60px 0}
section.blk+section.blk{border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:28px;flex-wrap:wrap}
.sec-head .k{font-family:"JetBrains Mono",monospace;font-size:13px;color:var(--accent)}
h2.t{font-size:clamp(24px,3.4vw,32px);letter-spacing:-.02em;font-weight:700;margin-top:4px}
.sec-head p{color:var(--muted);margin-top:6px}
.more{font-size:14px;font-weight:600;color:var(--accent)}
.more:hover{text-decoration:underline}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;box-shadow:var(--shadow);transition:border-color .2s,transform .2s;display:flex;flex-direction:column}
a.card:hover{border-color:color-mix(in srgb,var(--accent) 50%,var(--line));transform:translateY(-2px)}
.post-meta{font-family:"JetBrains Mono",monospace;font-size:12.5px;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap}
.post-meta .tag{color:var(--accent)}
.card h3{font-size:18px;line-height:1.35;font-weight:700;margin:10px 0 8px;letter-spacing:-.01em}
.card p{color:var(--muted);font-size:15px;flex:1}
.card .go{margin-top:14px;font-size:14px;font-weight:600;color:var(--accent)}
.ico{width:42px;height:42px;border-radius:10px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:14px}
.ico svg{width:22px;height:22px}

/* article */
.crumb{font-family:"JetBrains Mono",monospace;font-size:13px;color:var(--muted);padding-top:36px}
.crumb a{color:var(--accent)}
.crumb a:hover{text-decoration:underline}
article header{padding:18px 0 26px;border-bottom:1px solid var(--line);margin-bottom:28px}
article h1{font-size:clamp(28px,4.6vw,42px);line-height:1.18;letter-spacing:-.025em;font-weight:800;margin:10px 0 14px}
.toc{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin-bottom:30px}
.toc strong{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.toc ol{margin:10px 0 0 20px}
.toc li{margin:4px 0;color:var(--muted)}
.toc a{color:var(--text)}
.toc a:hover{color:var(--accent)}
.prose{font-size:17.5px;line-height:1.8}
.prose>*+*{margin-top:1.1em}
.prose h2{font-size:24px;line-height:1.3;letter-spacing:-.015em;margin-top:1.8em;padding-top:.2em}
.prose h2::before{content:"## ";font-family:"JetBrains Mono",monospace;color:var(--accent);font-size:.8em}
.prose ul,.prose ol{padding-left:1.4em}
.prose li{margin:.45em 0}
.prose li::marker{color:var(--accent)}
.prose strong{font-weight:650}
.prose code{background:var(--accent-soft);padding:.1em .4em;border-radius:5px;font-size:.88em}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:48px 0 0;padding-top:28px;border-top:1px solid var(--line)}
.post-nav a{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:16px 18px;transition:.2s}
.post-nav a:hover{border-color:var(--accent)}
.post-nav small{display:block;font-family:"JetBrains Mono",monospace;font-size:12px;color:var(--muted);margin-bottom:4px}
.post-nav span{font-weight:600;line-height:1.35;display:block}
.post-nav .next{text-align:right;grid-column:2}

/* commands */
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.search{flex:1;min-width:220px;display:flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:0 14px}
.search:focus-within{border-color:var(--accent)}
.search svg{width:18px;height:18px;color:var(--muted);flex-shrink:0}
.search input{flex:1;border:0;background:transparent;padding:13px 0;outline:none;font-size:15px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.chip{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:6px 14px;font-size:13.5px;cursor:pointer;color:var(--muted)}
.chip:hover{color:var(--text)}
.chip[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:#04130d;font-weight:600}
.cat-title{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600;margin:30px 0 12px}
.cmds{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:12px}
.cmd{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.cmd pre{background:var(--code-bg);color:var(--code-text);padding:12px 44px 12px 14px;font-family:"JetBrains Mono",monospace;font-size:13.5px;white-space:pre-wrap;word-break:break-all;position:relative}
.cmd pre::before{content:"$ ";color:#34d399}
.cmd p{padding:10px 14px 12px;font-size:14px;color:var(--muted)}
.copy{position:absolute;top:8px;right:8px;width:28px;height:28px;border-radius:7px;border:1px solid #2a3441;background:#121821;color:#8b97a8;cursor:pointer;display:grid;place-items:center}
.copy:hover{color:#34d399;border-color:#34d399}
.copy svg{width:14px;height:14px}
.copy.ok{color:#34d399;border-color:#34d399}
.empty{color:var(--muted);text-align:center;padding:40px 0;display:none}

/* tools */
.tabs{display:flex;gap:6px;flex-wrap:wrap;border-bottom:1px solid var(--line);margin-bottom:26px}
.tabs{overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none}
.tab{padding:12px 16px;font-weight:600;font-size:15px;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap}
.tab:hover{color:var(--text)}
.tab[aria-current]{color:var(--text);border-color:var(--accent)}
.check{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:14.5px;color:var(--muted);cursor:pointer}
.check input{width:18px;height:18px;accent-color:var(--accent)}
.tool{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:var(--shadow)}
.tool h3{font-size:20px;margin-bottom:4px}
.tool>p{color:var(--muted);margin-bottom:22px}
.perm{width:100%;border-collapse:collapse;margin-bottom:22px}
.perm th,.perm td{padding:10px;text-align:center;border-bottom:1px solid var(--line)}
.perm th{font-size:13px;color:var(--muted);font-weight:600}
.perm td:first-child,.perm th:first-child{text-align:left}
.perm input{width:20px;height:20px;accent-color:var(--accent);cursor:pointer}
.row{display:flex;gap:14px;flex-wrap:wrap;align-items:end}
.field{display:flex;flex-direction:column;gap:6px;flex:1;min-width:140px}
.field label{font-size:13px;color:var(--muted);font-weight:600}
.field input,.field select{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:11px 13px;font-family:"JetBrains Mono",monospace;font-size:15px;outline:none;width:100%}
.field input:focus{border-color:var(--accent)}
.field input.bad{border-color:#ef4444}
.out{margin-top:20px;background:var(--code-bg);color:var(--code-text);border-radius:12px;padding:16px 18px;font-family:"JetBrains Mono",monospace;font-size:14.5px;overflow-x:auto}
.out .p{color:#34d399}
.kv{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px;margin-top:20px}
.kv div{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.kv small{display:block;font-size:12.5px;color:var(--muted);font-weight:600}
.kv span{font-family:"JetBrains Mono",monospace;font-size:15px;word-break:break-all}
.cron-fields{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.cron-fields .field{min-width:0}
.cron-fields input{text-align:center}
.presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.human{margin-top:20px;font-size:18px;font-weight:600}
.human.err{color:#ef4444;font-size:15px}
.next-runs{margin-top:12px;color:var(--muted);font-family:"JetBrains Mono",monospace;font-size:14px;list-style:none}
.next-runs li{padding:4px 0}
.next-runs li.h{color:var(--text);font-family:Inter,sans-serif;font-weight:600}

footer.foot{border-top:1px solid var(--line);padding:30px 0 36px;margin-top:40px;color:var(--muted);font-size:14px}
.foot .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.foot a{color:var(--accent)}
.foot a:hover{text-decoration:underline}

.e404{text-align:center;padding:90px 20px}
.e404 .code{font-family:"JetBrains Mono",monospace;font-size:clamp(64px,14vw,120px);font-weight:700;color:var(--accent);line-height:1}
.e404 pre{display:inline-block;text-align:left;margin:24px auto;background:var(--code-bg);color:var(--code-text);padding:14px 18px;border-radius:12px;font-family:"JetBrains Mono",monospace;font-size:14px}

@media (prefers-reduced-motion:reduce){.cursor{animation:none}}
@media (max-width:720px){
  .nav-links a{padding:8px 8px;font-size:13.5px}
  .hero-in{padding:56px 16px 52px}
  .wrap{padding:0 16px}
  .post-nav{grid-template-columns:1fr}
  .post-nav .next{grid-column:1}
  .cron-fields{grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}
  .cron-fields input{padding:10px 4px;font-size:14px}
  .cron-fields label{font-size:11px}
  .tool{padding:18px}
  .tab{padding:12px 12px;font-size:14px}
  .prose{font-size:17px}
  .cmds{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
}
@media (max-width:440px){.brand span.full{display:none}}