/* Display font: Apolline for letters only. Digits are excluded from the Apolline range and fall to a lining-numeral sans. */
@font-face{font-family:"OLT Display";src:local("Apolline"),local("Apolline Std"),local("Apolline BT");unicode-range:U+0020-002F,U+003A-007E,U+00A0-00FF,U+2010-2027;}
@font-face{font-family:"OLT Digits";src:local("Calibri"),local("Carlito"),local("Segoe UI"),local("Arial"),local("Helvetica");unicode-range:U+0030-0039;}
:root{--green:#4E5B31;--blue:#5B7F95;--grey:#B7B1A6;--bg:#FAF9F6;--ink:#222;--mute:#6b665c;--ok:#2f6b3a;--warn:#9a6a00;--bad:#9a2b1f;
--display:"OLT Display","OLT Digits",Georgia,"Times New Roman",serif;--body:Calibri,Carlito,"Segoe UI",Arial,sans-serif}
*{box-sizing:border-box}
html{font-variant-numeric:lining-nums tabular-nums;font-feature-settings:"lnum" 1,"tnum" 1}
body{margin:0;font-family:var(--body);background:var(--bg);color:var(--ink);font-size:16px;line-height:1.5}
h1,h2,h3,.title,.mark{font-family:var(--display);font-weight:400;color:var(--green)}
a{color:var(--blue)}
.top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;padding:10px 20px;background:#fff;border-bottom:4px solid var(--green)}
.brand{display:flex;align-items:baseline;gap:10px}.mark{font-size:26px;border:2px solid var(--green);padding:0 8px;border-radius:4px}.title{font-size:24px}
nav a{margin-left:16px;text-decoration:none;color:var(--ink);padding:4px 2px;border-bottom:3px solid transparent}
nav a.on{border-color:var(--green);color:var(--green)}nav a.signout{color:var(--mute)}
main{max-width:1100px;margin:0 auto;padding:20px}
main:focus{outline:none}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
.foot{text-align:center;color:var(--mute);font-size:13px;padding:24px 12px}
h1{font-size:28px;margin:6px 0 10px}h2{font-size:21px;margin:22px 0 8px;border-bottom:1px solid var(--grey);padding-bottom:4px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
input[type=search],input[type=text],select,textarea{font:inherit;padding:9px 10px;border:1px solid var(--grey);border-radius:4px;background:#fff}
input[type=search]{flex:1;min-width:220px}
textarea{width:100%;min-height:84px;resize:vertical}
button,.btn{font:inherit;padding:8px 16px;background:var(--green);color:#fff;border:0;border-radius:4px;cursor:pointer;text-decoration:none;display:inline-block}
button.alt,.btn.alt{background:#fff;color:var(--green);border:1px solid var(--green)}
button:disabled{opacity:.5;cursor:default}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}
.card{background:#fff;border:1px solid var(--grey);border-left:5px solid var(--green);border-radius:5px;padding:12px 14px}
.card h3{margin:0 0 4px;font-size:18px}.card .meta{color:var(--mute);font-size:14px}
.card a.open{font-weight:600}
.tag{display:inline-block;font-size:12px;padding:1px 8px;border-radius:10px;border:1px solid var(--grey);margin-right:4px;background:#fff;color:var(--ink)}
.tag.cur{border-color:var(--ok);color:var(--ok)}.tag.int{border-color:var(--warn);color:var(--warn)}.tag.sup{border-color:var(--bad);color:var(--bad)}
.snips{margin:6px 0 14px}.snip{background:#fff;border:1px solid var(--grey);border-radius:4px;padding:8px 10px;margin:6px 0;font-size:15px}
.snip b{color:var(--green)}
mark{background:#f4e08a;padding:0 1px}mark.cur{background:#f0b429}
.reader-bar{position:sticky;top:0;background:var(--bg);padding:8px 0;z-index:5;border-bottom:1px solid var(--grey)}
.notice{background:#fff7e0;border:1px solid #e6cf84;border-radius:4px;padding:8px 12px;margin:10px 0;font-size:14px}
.pg{color:var(--mute);font-size:12px;margin:14px 0 2px;text-transform:uppercase;letter-spacing:.04em}
pre.text{white-space:pre-wrap;word-wrap:break-word;font-family:var(--body);font-size:16px;background:#fff;border:1px solid var(--grey);border-radius:4px;padding:12px 14px;margin:0}
iframe.pdf{width:100%;height:78vh;border:1px solid var(--grey);background:#fff}
table{border-collapse:collapse;width:100%;background:#fff}th,td{border:1px solid var(--grey);padding:7px 9px;text-align:left;vertical-align:top;font-size:15px}
th{background:var(--green);color:#fff;font-weight:600}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}.chip{font-size:14px;padding:4px 10px;border:1px solid var(--grey);border-radius:14px;background:#fff;cursor:pointer;color:var(--ink)}
.thread .q{background:#eef0e8;border-radius:6px;padding:10px 14px;margin:16px 0 6px;font-weight:600}
.ans{background:#fff;border:1px solid var(--grey);border-radius:6px;padding:12px 16px}
.ans p{margin:6px 0}.ans .ind{margin-left:22px;color:#333}.ans ul{margin:4px 0 4px 20px;padding:0}
.ans .step{margin:8px 0 2px;font-weight:600}
.lbl{font-size:12px;font-weight:700;padding:1px 7px;border-radius:3px;color:#fff;margin-right:3px;vertical-align:1px}
.lbl.olt{background:var(--green)}.lbl.lta{background:var(--blue)}.lbl.ext{background:#7a5a8a}
.flag{font-size:12px;font-weight:700;padding:1px 7px;border-radius:3px;margin-right:3px;background:#fff0d6;border:1px solid #d9a441;color:#7a4b00}
.flag.conf{background:#fde4df;border-color:#d9776a;color:var(--bad)}
.nc{border-left:4px solid var(--warn);background:#fff7e0;padding:6px 10px;margin:8px 0}
.cite{text-decoration:none;font-size:14px;padding:0 4px;border-radius:3px;border:1px solid var(--ok);color:var(--ok);background:#eef7ef}
.cite.bad{border-color:var(--warn);color:var(--warn);background:#fff7e0}
.banner{background:#fff7e0;border:1px solid #e6cf84;padding:8px 12px;border-radius:4px;margin-top:10px;font-size:14px}
.err{background:#fde4df;border:1px solid #d9776a;padding:8px 12px;border-radius:4px;margin-top:10px}
.small{font-size:13px;color:var(--mute)}
.pass{color:var(--ok);font-weight:700}.fail{color:var(--bad);font-weight:700}
details{margin:4px 0}summary{cursor:pointer}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:760px){.two{grid-template-columns:1fr}}
@media print{.top,.foot,.reader-bar,.noprint{display:none}main{max-width:none}}