:root{--bg:#f6f7fb;--card:#fff;--text:#1c1d29;--muted:#5d6075;--line:#e3e4ee;--brand:#4f46e5;--brand-ink:#fff;--chip:#eef0ff;--chip-ink:#3730a3;--ok:#047857;--ok-bg:#ecfdf5;--err:#b91c1c;--err-bg:#fef2f2}
@media (prefers-color-scheme:dark){:root{--bg:#111219;--card:#1a1c26;--text:#e9eaf2;--muted:#a2a5ba;--line:#2c2f3d;--brand:#818cf8;--brand-ink:#0f1020;--chip:#262a40;--chip-ink:#c7cbff;--ok:#6ee7b7;--ok-bg:#0f2a22;--err:#fca5a5;--err-bg:#2d1515}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--brand)}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}
header.site{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:56px;gap:12px}
.logo{font-weight:800;font-size:1.08rem;text-decoration:none;color:var(--text);display:flex;align-items:center;gap:8px}
.logo img{width:26px;height:26px}
.logo span{color:var(--brand)}
nav a{margin-left:16px;text-decoration:none;color:var(--muted);font-size:.93rem}
nav a:hover{color:var(--brand)}
.crumb{font-size:.85rem;color:var(--muted);margin:18px 0 0}
.crumb a{color:var(--muted);text-decoration:none}
.crumb a:hover{color:var(--brand)}
h1{font-size:clamp(1.6rem,4vw,2.3rem);line-height:1.2;margin:8px 0 6px;letter-spacing:-.01em}
.lead{color:var(--muted);margin:0 0 18px;max-width:760px}
.muted,.note{color:var(--muted)}
.note{font-size:.88rem;margin:8px 0 0}
.ad{display:none}
.ads-on .ad{display:block;margin:18px 0;min-height:100px;overflow:hidden}
.ads-on .ad[data-ad=mid]{min-height:250px}
.tool{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px}
.lbl{display:block;font-size:.88rem;color:var(--muted);margin:0 0 6px;font-weight:600}
textarea,input[type=text],input[type=number],select{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:10px}
textarea{width:100%;min-height:240px;resize:vertical;padding:14px;font:14.5px/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
textarea.prose{font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
textarea:focus,input:focus,select:focus,button:focus-visible{outline:2px solid var(--brand);outline-offset:1px}
input[type=text],input[type=number],select{padding:7px 10px}
input[type=number]{width:84px}
input[type=checkbox]{accent-color:var(--brand);width:16px;height:16px;margin:0}
input[type=range]{width:200px;accent-color:var(--brand)}
input[type=file]{font-size:.85rem;max-width:230px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.stats{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 4px}
.stat{background:var(--chip);color:var(--chip-ink);border-radius:999px;padding:4px 12px;font-size:.85rem}
.stat b{font-variant-numeric:tabular-nums}
.stat.over{background:var(--err-bg);color:var(--err)}
.group{margin-top:16px}
.group h2{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 8px}
.btns,.actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.actions{margin-top:16px;padding-top:14px;border-top:1px solid var(--line)}
button{font:inherit;font-size:.9rem;border:1px solid var(--line);background:var(--card);color:var(--text);padding:8px 12px;border-radius:8px;cursor:pointer}
button:hover{border-color:var(--brand);color:var(--brand)}
button.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
button.primary:hover{opacity:.9;color:var(--brand-ink)}
label.inline,.opts label{display:inline-flex;align-items:center;gap:6px;font-size:.92rem}
.opts{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;margin:14px 0 0}
.msg{display:none;margin-top:12px;padding:10px 12px;border-radius:8px;font-size:.92rem;word-break:break-word}
.msg.ok{display:block;background:var(--ok-bg);color:var(--ok)}
.msg.err{display:block;background:var(--err-bg);color:var(--err)}
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-top:14px}
.kpi{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.kpi b{display:block;font-size:1.45rem;font-variant-numeric:tabular-nums;line-height:1.25}
.kpi span{font-size:.82rem;color:var(--muted)}
.tbl{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.92rem}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top;overflow-wrap:anywhere}
th{color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}
tbody th{text-transform:none;letter-spacing:0;font-size:.88rem;width:150px}
.pw{display:flex;gap:8px}
.pw input{flex:1;min-width:0;font:600 1.15rem ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;padding:12px 14px}
.meter{height:8px;background:var(--line);border-radius:99px;overflow:hidden;margin-top:12px}
.meter i{display:block;height:100%;width:0;transition:width .2s,background .2s}
code{background:var(--chip);color:var(--chip-ink);padding:1px 6px;border-radius:5px;font-size:.88em;overflow-wrap:anywhere}
article{margin:30px 0;max-width:820px}
article h2{font-size:1.4rem;margin:30px 0 8px;line-height:1.3}
article h3{font-size:1.05rem;margin:18px 0 4px}
details{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:8px 0}
summary{cursor:pointer;font-weight:600}
details p{margin:8px 0 0}
.hero{padding:26px 0 6px}
.cat{margin:28px 0 12px;font-size:1.2rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.card{display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 16px;text-decoration:none;color:var(--text);transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--brand);transform:translateY(-2px)}
.card .ic{display:inline-grid;place-items:center;min-width:38px;height:38px;padding:0 8px;border-radius:10px;background:var(--chip);color:var(--chip-ink);font:700 .92rem ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.card b{display:block;margin:8px 0 2px}
.card .d{font-size:.88rem;color:var(--muted)}
.related{margin:34px 0}
.related h2{font-size:1.3rem}
.page{max-width:780px;margin-bottom:20px}
.page h2{font-size:1.25rem;margin:26px 0 6px}
footer{border-top:1px solid var(--line);background:var(--card);color:var(--muted);font-size:.9rem;padding:22px 0;margin-top:40px}
footer .fnav a{color:var(--muted);margin-right:16px;text-decoration:none;display:inline-block;margin-bottom:6px}
footer .fnav a:hover{color:var(--brand)}
footer p{margin:8px 0 0}
footer p a{color:var(--muted)}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);opacity:0;background:var(--text);color:var(--bg);padding:10px 16px;border-radius:8px;font-size:.9rem;transition:.25s;pointer-events:none;z-index:50;max-width:calc(100% - 32px)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media (max-width:760px){.two{grid-template-columns:1fr}textarea{min-height:180px}nav a.hide-m{display:none}tbody th{width:110px}}