:root{--bg:#f7f8fa;--card:#fff;--fg:#14171f;--mut:#5b6474;--line:#e3e6ec;--acc:#2563eb;--onacc:#fff;--acc2:#e8efff;--ok:#0a6f3f;--err:#c4302b;--code:#f1f3f7;--sh:0 1px 2px rgba(16,24,40,.05),0 1px 3px rgba(16,24,40,.06);--r:12px;
--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;color-scheme:light}
html[data-theme=dark]{--bg:#0f1115;--card:#171a21;--fg:#e8eaf0;--mut:#9aa3b2;--line:#2a2f3a;--acc:#7aa2ff;--onacc:#0b1020;--acc2:#1d2740;--ok:#3ccf8e;--err:#ff6b63;--code:#1f232c;--sh:none;color-scheme:dark}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 var(--font)}
a{color:var(--acc);text-decoration:none}a:hover{text-decoration:underline}
img,svg{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.hdr{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.hdr .wrap{display:flex;align-items:center;gap:18px;height:60px}
.logo{display:flex;align-items:center;gap:9px;font-weight:700;font-size:18px;color:var(--fg);white-space:nowrap}.logo:hover{text-decoration:none}
.logo b{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--acc);color:var(--onacc);font-size:13px;letter-spacing:.5px}
.nav{display:flex;gap:4px;flex:1}.nav a{color:var(--mut);font-size:14.5px;padding:6px 10px;border-radius:8px}.nav a:hover,.nav a[aria-current]{color:var(--fg);background:var(--bg);text-decoration:none}
.hs{position:relative;width:240px}.hs input{width:100%;height:36px;border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--fg);padding:0 12px;font:inherit;font-size:14px}
.hs input:focus,.in:focus,textarea:focus,select:focus{outline:2px solid var(--acc);outline-offset:-1px;border-color:transparent}
.sr{position:absolute;top:42px;left:0;right:0;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:0 8px 24px rgba(0,0,0,.12);overflow:hidden;display:none;z-index:30}
.sr.on{display:block}.sr a{display:block;padding:9px 12px;color:var(--fg);font-size:14px;border-bottom:1px solid var(--line)}.sr a:last-child{border:0}.sr a:hover,.sr a.sel{background:var(--acc2);text-decoration:none}.sr small{display:block;color:var(--mut);font-size:12px}
.tg{border:1px solid var(--line);background:var(--bg);color:var(--fg);width:36px;height:36px;border-radius:9px;cursor:pointer;display:grid;place-items:center;flex:none}
.mb{display:none}
main{padding:28px 0 48px}
h1{font-size:30px;line-height:1.25;margin:0 0 8px;letter-spacing:-.01em}h2{font-size:21px;margin:34px 0 12px}h3{font-size:17px;margin:18px 0 6px}
.lead{color:var(--mut);font-size:17px;margin:0 0 14px;max-width:760px}
.crumb{font-size:13.5px;color:var(--mut);margin-bottom:10px}.crumb a{color:var(--mut)}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ok);background:color-mix(in srgb,var(--ok) 10%,transparent);padding:4px 10px;border-radius:99px;margin-bottom:18px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:20px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.card{display:flex;gap:12px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;color:var(--fg);box-shadow:var(--sh);transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--acc);text-decoration:none;transform:translateY(-1px)}
.card .ic{flex:none;width:36px;height:36px;border-radius:9px;display:grid;place-items:center;background:var(--acc2);color:var(--acc)}
.card strong{display:block;font-size:15px;font-weight:600;line-height:1.35}.card span{display:block;font-size:13.5px;color:var(--mut);line-height:1.45;margin-top:2px}
.c-dev .ic{background:#e8efff;color:#2f6bff}.c-text .ic{background:#efe9ff;color:#7048e8}.c-pdf .ic{background:#ffeceb;color:#d93025}.c-image .ic{background:#e6f6ee;color:#0f8a4f}.c-calc .ic{background:#fff3e0;color:#d97706}
html[data-theme=dark] .card .ic{background:var(--acc2)}
.hero{padding:34px 0 10px;text-align:center}.hero h1{font-size:40px}.hero .lead{margin:0 auto 22px}
.sb{max-width:820px;margin:0 auto;text-align:left}
.sb textarea{width:100%;min-height:120px;border:2px solid var(--line);border-radius:14px;padding:14px 16px;font:15px/1.5 var(--mono);background:var(--card);color:var(--fg);resize:vertical}
.sb .hint{font-size:13px;color:var(--mut);margin:8px 2px}.sb .chips{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}
.chip{border:1px solid var(--line);background:var(--card);color:var(--mut);border-radius:99px;padding:3px 11px;font-size:12.5px;cursor:pointer}.chip:hover{color:var(--fg);border-color:var(--acc)}
.sbres{display:none;margin-top:12px}.sbres.on{display:block}.sbres .kind{font-size:13px;font-weight:600;color:var(--acc);text-transform:uppercase;letter-spacing:.04em}
.sbres pre{max-height:260px}
.cats{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin:26px 0 8px}
.sec{margin-top:36px}.sec h2{display:flex;justify-content:space-between;align-items:baseline}.sec h2 a{font-size:14px;font-weight:500}
label{font-size:14px;font-weight:600;display:block;margin:0 0 6px}.lbl{font-weight:400;color:var(--mut)}
.in,textarea,select{width:100%;border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--fg);font:inherit;font-size:15px;padding:9px 11px}
textarea{font-family:var(--mono);font-size:14px;line-height:1.5;min-height:160px;resize:vertical}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}.row>*{flex:1;min-width:140px}.row>.nf{flex:none;min-width:0}
.f{margin-bottom:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:38px;padding:0 16px;border-radius:9px;border:1px solid var(--line);background:var(--card);color:var(--fg);font:inherit;font-size:14.5px;font-weight:500;cursor:pointer;white-space:nowrap}
.btn:hover{border-color:var(--acc);text-decoration:none}.btn.p{background:var(--acc);border-color:var(--acc);color:var(--onacc)}.btn.p:hover{filter:brightness(1.07)}.btn:disabled{opacity:.5;cursor:not-allowed}
.btns{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
pre,.out{background:var(--code);border:1px solid var(--line);border-radius:9px;padding:12px 14px;font:13.5px/1.55 var(--mono);overflow:auto;white-space:pre-wrap;word-break:break-word;margin:0}
code{font-family:var(--mono);font-size:.9em;background:var(--code);padding:1px 5px;border-radius:5px}
.msg{font-size:14px;margin:8px 0;min-height:1em}.msg.err{color:var(--err)}.msg.ok{color:var(--ok)}
.kv{display:grid;grid-template-columns:minmax(120px,max-content) 1fr;gap:6px 16px;font-size:14.5px}.kv dt{color:var(--mut)}.kv dd{margin:0;font-family:var(--mono);word-break:break-all}
.big{font-size:28px;font-weight:700;letter-spacing:-.01em}
.drop{border:2px dashed var(--line);border-radius:12px;padding:28px 16px;text-align:center;color:var(--mut);cursor:pointer;background:var(--bg)}.drop.over,.drop:hover{border-color:var(--acc);color:var(--fg)}
.drop strong{color:var(--fg)}
.files{list-style:none;padding:0;margin:12px 0}.files li{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--line);border-radius:9px;margin-bottom:6px;font-size:14px;background:var(--card)}.files li span{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.files button{border:0;background:none;color:var(--mut);cursor:pointer;font-size:16px;padding:2px 6px}
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-top:12px}.thumbs figure{margin:0;border:1px solid var(--line);border-radius:9px;padding:8px;background:var(--card);font-size:12.5px;text-align:center}.thumbs img{display:block;margin:0 auto 6px;max-height:140px}
.checker{background:repeating-conic-gradient(#ddd 0 25%,#fff 0 50%) 0/16px 16px}
table{border-collapse:collapse;width:100%;font-size:14.5px}th,td{border-bottom:1px solid var(--line);padding:7px 8px;text-align:left}th{color:var(--mut);font-weight:600}
.prose{max-width:780px}.prose p,.prose li{color:var(--fg)}.prose ol,.prose ul{padding-left:22px}.prose li{margin:4px 0}
.ex{border-left:3px solid var(--acc);background:var(--card);padding:10px 14px;border-radius:0 9px 9px 0;margin:10px 0}.ex p{margin:4px 0}
details{border:1px solid var(--line);border-radius:10px;background:var(--card);margin:8px 0;padding:0 14px}summary{cursor:pointer;font-weight:600;padding:12px 0;list-style-position:outside}details p{margin:0 0 12px;color:var(--fg)}
.note{font-size:13.5px;color:var(--mut);border:1px solid var(--line);background:var(--card);border-radius:10px;padding:10px 14px;margin:14px 0}
.note.warn{border-color:#f0c36d;background:color-mix(in srgb,#f0c36d 12%,var(--card))}
.ftr{border-top:1px solid var(--line);background:var(--card);padding:28px 0;font-size:14px;color:var(--mut)}
.ftr .wrap{display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between}.ftr nav{display:flex;flex-wrap:wrap;gap:14px}.ftr a{color:var(--mut)}
.prog{height:6px;background:var(--line);border-radius:3px;overflow:hidden;margin:10px 0;display:none}.prog.on{display:block}.prog i{display:block;height:100%;width:0;background:var(--acc);transition:width .2s}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:9px;overflow:hidden}.seg button{border:0;background:var(--card);color:var(--mut);padding:7px 12px;font:inherit;font-size:14px;cursor:pointer}.seg button.on{background:var(--acc);color:var(--onacc)}
.hl{background:#ffe58a;color:#111;border-radius:2px}html[data-theme=dark] .hl{background:#8a6d00;color:#fff}
.d-add{background:#d9f7e4;color:#0b5c32}.d-del{background:#ffe1e0;color:#8c1d18;text-decoration:line-through}html[data-theme=dark] .d-add{background:#12402a;color:#b9f5d2}html[data-theme=dark] .d-del{background:#4a1a18;color:#ffc9c5}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.menu{display:flex;align-items:center;gap:14px;flex:1}
@media (max-width:860px){.menu{display:none}.mb{display:grid}#themeBtn{margin-left:auto}.hdr .wrap{justify-content:space-between}
 .hdr.open .menu{display:flex;flex-direction:column-reverse;align-items:stretch;position:absolute;top:60px;left:0;right:0;background:var(--card);border-bottom:1px solid var(--line);padding:12px 14px;gap:8px}
 .hdr.open .nav{flex-direction:column}.hdr.open .hs{width:100%}
 h1{font-size:25px}.hero h1{font-size:30px}.panel{padding:14px}.wrap{padding:0 14px}.hero{padding-top:18px}}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--fg);color:var(--bg);padding:8px 14px;border-radius:8px;font-weight:600}
.skip:focus{left:8px}
article.prose{margin-top:28px}pre.out:empty{display:none}
.prose .tldr{border-left:4px solid var(--acc);background:var(--acc2);padding:12px 16px;border-radius:0 10px 10px 0;margin:0 0 18px;font-size:1.02rem}
.prose .upd{margin-top:22px;font-size:.88rem;color:var(--mut)}
.sec h2 a{font-size:.85rem;font-weight:500;margin-left:8px}
.cats .chip .n{font-weight:500;margin-left:2px}

.prose a,.upd a,.note a,.lead a,.msg a,.ftr div a{text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px}
a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible,input[type=checkbox]:focus-visible,input[type=radio]:focus-visible,input[type=range]:focus-visible,input[type=color]:focus-visible{outline:2px solid var(--acc);outline-offset:2px;border-radius:6px}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;scroll-behavior:auto!important}.card:hover{transform:none!important}}

.bmic-u{color:#1d4ed8}.bmic-h{color:#15803d}.bmic-o{color:#b45309}.bmic-x{color:#b91c1c}html[data-theme=dark] .bmic-u{color:#93b4ff}html[data-theme=dark] .bmic-h{color:#4ade80}html[data-theme=dark] .bmic-o{color:#fbbf24}html[data-theme=dark] .bmic-x{color:#f87171}
@media (max-width:600px){#gt thead{display:none}#gt,#gt tbody{display:block}#gt tr{display:grid;grid-template-columns:1.25fr .75fr 1fr 46px;grid-template-areas:"c c c x" "g k t t";gap:8px 8px;padding:12px 0;border-bottom:1px solid var(--line)}#gt td{display:block;padding:0;border:0}#gt td:first-child{grid-area:c}#gt td:nth-child(2){grid-area:g}#gt td:nth-child(3){grid-area:k}#gt td:nth-child(4){grid-area:t}#gt td:nth-child(5){grid-area:x}#gt td .in{width:100%}#gt td:nth-child(2)::before{content:"Grade"}#gt td:nth-child(3)::before{content:"Credits"}#gt td:nth-child(4)::before{content:"Type"}#gt td::before{display:block;font-size:12.5px;color:var(--mut);margin-bottom:2px}#gt td [data-c]{width:100%!important}#gt td:nth-child(5) .btn{width:100%;padding-left:0;padding-right:0}}
.panel code,.panel td,.prose code{overflow-wrap:anywhere}.row>.nf{max-width:100%}.row>.nf .lbl{white-space:normal}
.chip,.chips button{min-height:28px;display:inline-flex;align-items:center;gap:4px}
input[type=checkbox],input[type=radio]{width:18px;height:18px;margin:3px 6px 3px 0;vertical-align:-4px;accent-color:var(--acc)}
input.in:not([type=color]):not([type=range]):not([type=checkbox]):not([type=radio]),select.in{min-height:44px;box-sizing:border-box}
.msg:empty{min-height:0;margin:0}
@media (max-width:600px){#tc thead{display:none}#tc,#tc tbody{display:block}#tc tr{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) 76px;grid-template-areas:"d h h" "s e b";gap:6px 8px;padding:10px 0;border-bottom:1px solid var(--line)}#tc th,#tc td{display:block;padding:0;border:0;text-align:left}#tc th{grid-area:d;align-self:center}#tc td:nth-child(2){grid-area:s}#tc td:nth-child(3){grid-area:e}#tc td:nth-child(4){grid-area:b}#tc td:nth-child(5){grid-area:h;text-align:right;align-self:center;font-weight:600}#tc td .in{width:100%!important;min-width:0}#tc td:nth-child(2)::before{content:"Start"}#tc td:nth-child(3)::before{content:"End"}#tc td:nth-child(4)::before{content:"Break (min)"}#tc td:nth-child(-n+4)::before{display:block;font-size:12.5px;color:var(--mut);margin-bottom:2px}}
.panel h2.th{font-size:17px;margin:18px 0 6px;letter-spacing:0}
input[type=color]{min-height:44px;min-width:52px;cursor:pointer}