:root{--ink:#16202a;--muted:#5b6670;--line:#dfe3e7;--bg:#fff;--soft:#f5f7f8;--accent:#0b6e6e;--accent-ink:#fff;--warn:#8a4b00}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--accent)}
a:hover{text-decoration-thickness:2px}
.wrap{max-width:980px;margin:0 auto;padding:0 18px}
.top{border-bottom:1px solid var(--line);background:#fff}
.top .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;padding-top:12px;padding-bottom:12px}
.brand{font-weight:700;font-size:19px;color:var(--ink);text-decoration:none;letter-spacing:-.01em}
.brand::before{content:"";display:inline-block;width:12px;height:12px;border-radius:3px;background:var(--accent);margin-right:8px;vertical-align:1px}
.top nav a{margin-left:16px;color:var(--ink);text-decoration:none;font-size:15px}
.top nav a:first-child{margin-left:0}
.top nav a:hover{color:var(--accent)}
main{padding-top:14px;padding-bottom:40px;min-height:60vh}
h1{font-size:30px;line-height:1.2;margin:14px 0 6px;letter-spacing:-.015em}
h2{font-size:21px;margin:30px 0 10px}
.lead{color:var(--muted);margin:0 0 14px;font-size:17px}
.crumbs{font-size:14px;color:var(--muted)}
.crumbs a{color:var(--muted)}
.source{background:var(--soft);border-left:3px solid var(--accent);padding:10px 14px;margin:14px 0;font-size:15px}
.note{color:var(--muted);font-size:14px}
.tw{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 -18px;padding:0 18px}
table.prices{border-collapse:collapse;width:100%;font-size:15px;min-width:560px}
.prices th{text-align:left;font-weight:600;font-size:13px;color:var(--muted);border-bottom:2px solid var(--line);padding:8px 10px;white-space:nowrap}
.prices td{border-bottom:1px solid var(--line);padding:8px 10px;vertical-align:top}
.prices tr.main td{background:#f0f8f7}
.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.code{color:var(--muted);font-size:13px;white-space:nowrap}
.ref{color:var(--muted);font-size:13px}
.na{color:var(--muted);font-size:13px}
.figures{display:flex;flex-wrap:wrap;gap:12px;margin:14px 0}
.figures div{flex:1 1 180px;border:1px solid var(--line);border-radius:10px;padding:12px 14px}
.figures .k{display:block;font-size:13px;color:var(--muted)}
.figures .v{display:block;font-size:24px;font-weight:700;font-variant-numeric:tabular-nums}
.btn,button.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);border:0;border-radius:8px;padding:10px 16px;font:inherit;font-weight:600;text-decoration:none;cursor:pointer}
.btn:hover{filter:brightness(1.1)}
button{font:inherit}
button.link{background:none;border:0;color:var(--accent);text-decoration:underline;cursor:pointer;padding:0}
.search{display:flex;gap:8px;margin:18px 0}
.search input{flex:1;min-width:0;font:inherit;font-size:17px;padding:11px 14px;border:1px solid #b9c1c8;border-radius:8px}
.search button{font:inherit;font-weight:600;padding:0 18px;border-radius:8px;border:0;background:var(--accent);color:#fff;cursor:pointer}
.cards{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0}
.card{flex:1 1 280px;border:1px solid var(--line);border-radius:10px;padding:14px 16px;text-decoration:none;color:var(--ink)}
.card strong{display:block;color:var(--accent);margin-bottom:4px}
.card span{color:var(--muted);font-size:15px}
.cols{columns:3 240px;padding-left:18px;margin:0}
.cols li{break-inside:avoid;margin:3px 0}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.steps{padding-left:22px}
.steps>li{margin:18px 0}
.steps label,.steps .lbl,legend{font-weight:600}
.steps input[type=search],textarea{width:100%;font:inherit;padding:9px 12px;border:1px solid #b9c1c8;border-radius:8px;margin-top:6px}
textarea{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:14px}
fieldset{border:0;padding:0;margin:0}
fieldset label{font-weight:400;margin-right:16px}
table.edit input{width:100%;min-width:60px;font:inherit;font-size:14px;padding:4px 6px;border:1px solid var(--line);border-radius:4px}
table.edit td{padding:4px}
.flag{border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:10px 0}
.flag .what{font-weight:600}
.ok{color:#1d6b2f}
.letter{white-space:pre-wrap;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px;background:var(--soft);padding:14px;border-radius:8px;width:100%;min-height:340px}
.foot{border-top:1px solid var(--line);background:var(--soft);color:var(--muted);font-size:14px}
.foot .wrap{padding-top:16px;padding-bottom:22px}
.foot a{color:var(--muted)}
code{font-size:.92em;background:var(--soft);padding:1px 4px;border-radius:4px}
@media (max-width:600px){h1{font-size:25px}.top nav a{margin-left:12px;font-size:14px}.figures .v{font-size:21px}}
@media (prefers-color-scheme:dark){:root{--ink:#e7ecef;--muted:#a3adb5;--line:#2f3a43;--bg:#11171c;--soft:#1a2229;--accent:#5cc8c3;--accent-ink:#06201f}.top{background:#11171c}.prices tr.main td{background:#16302e}.search input,.steps input[type=search],textarea,table.edit input{background:#0d1317;color:var(--ink);border-color:#3a4650}}