:root{--red:#c8102e;--ink:#0f172a;--mut:#64748b;--line:#e2e8f0;--bg:#f6f7f9;--ok:#16a34a;--or:#ea580c;--ye:#ca8a04}
*{box-sizing:border-box}body{margin:0;font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--red)}h1{font-size:1.6rem;margin:.2rem 0 1rem}h2{font-size:1.15rem;margin:0 0 .8rem;display:flex;gap:.6rem;align-items:center;justify-content:space-between}
.top{display:flex;justify-content:space-between;align-items:center;padding:.7rem 1.2rem;background:#0f172a;color:#fff;gap:1rem;flex-wrap:wrap}
.logo{display:flex;gap:.6rem;align-items:center;color:#fff;text-decoration:none;letter-spacing:.06em}.logo small{display:block;font-size:.68rem;opacity:.7;letter-spacing:.04em}
.mark{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:9px;background:var(--red);color:#fff;font-weight:800;font-size:1.2rem}
.who{display:flex;gap:.8rem;align-items:center;font-size:.85rem}.who form{margin:0}
.nav{display:flex;gap:.2rem;overflow-x:auto;background:#fff;border-bottom:1px solid var(--line);padding:0 1rem}
.nav a{padding:.8rem .8rem;color:var(--ink);text-decoration:none;white-space:nowrap;border-bottom:3px solid transparent;font-weight:500}.nav a.on,.nav a:hover{border-color:var(--red);color:var(--red)}
main{max-width:1200px;margin:0 auto;padding:1.4rem 1rem 3rem}footer{text-align:center;color:var(--mut);font-size:.8rem;padding:1rem}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:1.2rem;margin-bottom:1rem;box-shadow:0 1px 2px #0001}.card.p0{padding:0;overflow:auto}.pad{padding:1rem 1.2rem 0}
.btn{display:inline-flex;align-items:center;gap:.3rem;background:var(--red);color:#fff;border:1px solid var(--red);border-radius:8px;padding:.55rem 1rem;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{filter:brightness(1.08)}.btn.ghost{background:#fff;color:var(--ink);border-color:var(--line)}.btn.danger{background:#fff;color:var(--red);border-color:#f3c2ca}.btn.sm{padding:.3rem .6rem;font-size:.82rem}
.top .btn.ghost{background:transparent;color:#fff;border-color:#334155}
form.inline{display:inline;margin:0}.tools{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center;margin-bottom:1rem}.tools input,.tools select{width:auto;min-width:200px}
input,select,textarea{width:100%;font:inherit;padding:.55rem .7rem;border:1px solid #cbd5e1;border-radius:8px;background:#fff;margin-top:.25rem}input:focus,select:focus,textarea:focus{outline:2px solid #c8102e33;border-color:var(--red)}
input[type=checkbox],input[type=radio]{width:auto;margin-right:.4rem}
.form .grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}.form label{font-weight:600;font-size:.9rem}.form label.full{grid-column:1/-1}
label small{display:block;font-weight:400;color:var(--mut)}.req{color:var(--red);font-style:normal}.has-err input,.has-err select,.has-err textarea{border-color:var(--red);background:#fff5f6}em.err{display:block;color:var(--red);font-style:normal;font-weight:500;font-size:.85rem}
.savebar{position:sticky;bottom:0;display:flex;justify-content:flex-end;gap:.6rem;padding:1rem 0 0;margin-top:1rem;border-top:1px solid var(--line);background:#fff}
.tbl{width:100%;border-collapse:collapse}.tbl th{text-align:left;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--mut);background:#f8fafc}.tbl th,.tbl td{padding:.65rem .9rem;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl td.act{text-align:right;white-space:nowrap}.tbl td.act>*{margin-left:.3rem}.empty{text-align:center;color:var(--mut);padding:2rem!important}
.b{display:inline-block;padding:.1rem .55rem;border-radius:99px;font-size:.78rem;font-weight:600;white-space:nowrap}.b-red{background:#fde2e6;color:#9f1239}.b-orange{background:#ffedd5;color:#9a3412}.b-yellow{background:#fef9c3;color:#854d0e}.b-green{background:#dcfce7;color:#166534}.b-gray{background:#f1f5f9;color:#475569}
.flash{padding:.8rem 1rem;border-radius:10px;margin-bottom:1rem;background:#dcfce7;color:#166534;font-weight:500}.flash.err{background:#fde2e6;color:#9f1239}
.muted{color:var(--mut)}.mono{font-family:ui-monospace,monospace}.code{font:700 1.8rem ui-monospace,monospace;letter-spacing:.2em;color:var(--red);margin:.3rem 0}
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:1rem}.dl{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:.8rem;margin:0}.dl dt{font-size:.78rem;color:var(--mut);text-transform:uppercase}.dl dd{margin:0;font-weight:500}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:.8rem;margin-bottom:1rem}.stat{background:#fff;border:1px solid var(--line);border-left:6px solid;border-radius:12px;padding:1rem;text-decoration:none;color:var(--ink)}.stat b{display:block;font-size:2rem}.stat.on{box-shadow:0 0 0 2px var(--ink)}
.stat.red{border-left-color:var(--red)}.stat.orange{border-left-color:var(--or)}.stat.yellow{border-left-color:var(--ye)}.stat.gray{border-left-color:#94a3b8}
.sem{display:inline-flex;align-items:center;gap:.4rem;margin:0 1.2rem .4rem 0}.dot{width:14px;height:14px;border-radius:50%;display:inline-block}.dot.red{background:var(--red)}.dot.yellow{background:var(--ye)}.dot.green{background:var(--ok)}
.login-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1rem;max-width:820px}.login-grid label{display:block;margin-bottom:.8rem;font-weight:600}
.task{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap}.task h3{margin:0}
.lesson summary{font-weight:700;cursor:pointer}.lesson .txt{margin:.8rem 0}.video{position:relative;padding-top:56.25%}.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:8px}video{width:100%;border-radius:8px}
.q{border:1px solid var(--line);border-radius:10px;margin:0 0 .8rem;padding:.8rem 1rem}.q legend{font-weight:700;padding:0 .3rem}.opt{display:block;padding:.45rem;border-radius:6px;cursor:pointer}.opt:hover{background:#f8fafc}
.pad-canvas{width:100%;height:220px;border:2px dashed #94a3b8;border-radius:10px;touch-action:none;background:#fff}.chk{display:block;margin:.8rem 0}
.errs{color:#9f1239;max-height:300px;overflow:auto}
body.doc{background:#e5e7eb}.docbar{max-width:800px;margin:1rem auto;display:flex;gap:.5rem}.sheet{background:#fff;max-width:800px;margin:0 auto 2rem;padding:2.2rem;box-shadow:0 2px 10px #0002}
.dochead{display:flex;justify-content:space-between;border-bottom:3px solid var(--red);padding-bottom:.8rem;font-size:.9rem}.dochead .right{text-align:right}.dochead .mark{width:26px;height:26px;font-size:.9rem}
.center{text-align:center;display:block;margin:1.4rem 0}.center small{font-weight:400}.doctbl{width:100%;border-collapse:collapse;margin-bottom:1rem;font-size:.88rem}.doctbl th,.doctbl td{border:1px solid #333;padding:.4rem;text-align:left;vertical-align:top}.doctbl th{background:#f3f4f6}
.sig{max-width:150px;max-height:70px}.sigline{margin-top:2.2rem;border-top:1px solid #333;font-size:.7rem;color:var(--mut)}.small{font-size:.78rem;color:var(--mut)}
@media print{.noprint,.nav,.top,footer{display:none!important}body,body.doc{background:#fff}.sheet{box-shadow:none;margin:0;padding:0}.card{box-shadow:none}}
@media (max-width:700px){.tbl thead{display:none}.tbl tr{display:block;border-bottom:1px solid var(--line);padding:.5rem 0}.tbl td{display:flex;justify-content:space-between;border:0;padding:.3rem .9rem}.tbl td[data-l]::before{content:attr(data-l);color:var(--mut);font-size:.8rem;margin-right:1rem}.tbl td.act{justify-content:flex-end;flex-wrap:wrap;gap:.3rem}.tools input,.tools select{min-width:0;flex:1}h1{font-size:1.3rem}}
.install-card{max-width:760px;margin:1rem auto 0}.install-card ol{margin:.3rem 0 0 1.1rem;padding:0}
.bell{position:relative;text-decoration:none;font-size:1.15rem;margin-right:.6rem}.bell i{position:absolute;top:-6px;right:-10px;background:var(--red);color:#fff;font-style:normal;font-size:.68rem;border-radius:9px;padding:0 5px;font-weight:700}
.who{display:flex;align-items:center;gap:.4rem}
.checks{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:.3rem .8rem}.multi{display:flex;flex-wrap:wrap;gap:.2rem .8rem}
.tbl.mini td,.tbl.mini th{padding:.35rem .5rem;text-align:center}.c{text-align:center}.r{text-align:right}
.help{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--line);color:var(--mut);font-size:.8rem;cursor:help}
tr.unread td{font-weight:600}
.chatbox{height:55vh;overflow-y:auto;display:flex;flex-direction:column;gap:.4rem}.chatbox .m{max-width:75%;padding:.4rem .7rem;border-radius:10px;background:#eef2f7}.chatbox .m.me{align-self:flex-end;background:#fde2e6}.chatbox .m small{display:block;color:var(--mut);font-size:.72rem}
.timer{position:sticky;top:0;z-index:5;background:#fff7ed;border:1px solid #fed7aa;border-radius:8px;padding:.4rem .8rem;font-weight:700;width:max-content}
.aprob{float:right;text-align:left;margin:.2rem 0 1rem 1rem;font-size:.9rem}.sigs td{height:70px;vertical-align:bottom}.doctbl td.small{font-size:.8rem}
.sheet{page-break-after:always}.sheet:last-child{page-break-after:auto}
@media print{@page{size:A4;margin:12mm}}
@media(min-width:900px){.nav{flex-wrap:wrap}}
.doctbl.fix{table-layout:fixed}.doctbl.fix th{font-size:.78rem}
.doctbl img.sig{max-width:100%;height:auto;max-height:60px}
.upbox{display:flex;flex-wrap:wrap;gap:.4rem;align-items:center;margin:.4rem 0}.filebtn{cursor:pointer}.upbox small{flex-basis:100%}
.files{list-style:none;padding:0;margin:.4rem 0;display:flex;flex-direction:column;gap:.35rem}.files img{max-width:220px;max-height:160px;display:block;border-radius:6px;border:1px solid var(--line)}.files video{max-width:100%;max-height:300px;display:block}
.sheet-extra{max-width:210mm;margin:1rem auto;background:#fff;padding:1rem;border-radius:8px}
.ai-fab{position:fixed;right:12px;bottom:10px;z-index:50;background:#0f172a;color:#fff;border:0;border-radius:24px;padding:.5rem .85rem;font-size:.9rem;font-weight:600;box-shadow:0 4px 14px #0004;cursor:pointer}
.ai-panel{position:fixed;right:16px;bottom:70px;z-index:51;width:min(400px,calc(100vw - 32px));height:min(560px,calc(100vh - 100px));background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 10px 30px #0003;display:flex;flex-direction:column}
.ai-panel[hidden]{display:none}.ai-head{display:flex;align-items:center;gap:.5rem;padding:.6rem .8rem;border-bottom:1px solid var(--line)}.ai-head .btn{margin-left:auto}
.ai-log{flex:1;overflow-y:auto;padding:.7rem;display:flex;flex-direction:column;gap:.5rem;font-size:.9rem}.ai-m{padding:.5rem .7rem;border-radius:10px;max-width:90%;background:#eef2f7}.ai-m.me{align-self:flex-end;background:#fde2e6}
#ai-form{display:flex;gap:.4rem;padding:.6rem;border-top:1px solid var(--line)}#ai-form textarea{flex:1;resize:none}.ai-filled{outline:2px solid #16a34a}
/* Asistent: keep floating button clear of save buttons */
body:has(#ai-fab) .savebar{padding-right:130px}
body:has(#ai-fab) main,body:has(#ai-fab) .wrap{padding-bottom:64px}
.ai-panel{bottom:58px}
@media (max-width:640px){
 .ai-fab{right:8px;bottom:8px;width:44px;height:44px;padding:0;border-radius:50%;font-size:0;line-height:44px;text-align:center}
 .ai-fab::first-letter{font-size:1.3rem}
 body:has(#ai-fab) .savebar{padding-right:58px}
 .ai-panel{right:8px;bottom:60px;width:calc(100vw - 16px);height:calc(100dvh - 80px)}
}