:root{
  --night:#15233f;--night2:#223563;--lime:#8cc63f;--limeD:#5d8f1f;--gold:#f2b134;--goldD:#9a6a07;
  --paper:#f5f6fa;--card:#ffffff;--ink:#17203a;--mut:#667089;--line:#e2e6ef;--soft:#eef1f7;
  --red:#c4321f;--redL:#fdecea;--blue:#2e6fe0;--blueL:#e6efff;--goldL:#fff4dc;--limeL:#eef7e2;
  --sci:#0e9384;--art:#7a5af8;--bus:#dc6803;--tech:#2e6fe0;--home:#e5484d;--vis:#d6409f;
  --serif:"Spectral",Georgia,serif;--sans:"Figtree",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --r:14px;--shadow:0 1px 2px #15233f0f,0 8px 24px -12px #15233f2e;
}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--paper:#0f1626;--card:#172038;--ink:#e8ecf6;--mut:#9aa4bd;--line:#26314d;--soft:#1c2742;--redL:#3a1d1c;--blueL:#1b2a4d;--goldL:#3a2f17;--limeL:#22311a;--shadow:none}}
:root[data-theme=dark]{--paper:#0f1626;--card:#172038;--ink:#e8ecf6;--mut:#9aa4bd;--line:#26314d;--soft:#1c2742;--redL:#3a1d1c;--blueL:#1b2a4d;--goldL:#3a2f17;--limeL:#22311a;--shadow:none}
*{box-sizing:border-box}html,body{margin:0}
body{background:var(--paper);color:var(--ink);font:15px/1.5 var(--sans);-webkit-font-smoothing:antialiased}
button{font:inherit;cursor:pointer;color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.serif{font-family:var(--serif)}
/* seal: logo on a white medallion with a lime ring */
.seal{border-radius:50%;background:#fff;display:grid;place-items:center;box-shadow:0 0 0 3px var(--lime),0 0 0 7px #ffffff1f;flex:none}
.seal img{width:78%;height:auto;display:block}

/* ---------- sign in ---------- */
.signin{min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr}
.crest{background:var(--night);color:#fff;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:56px clamp(24px,6vw,88px);gap:28px}
.crest::before{content:"";position:absolute;right:-180px;bottom:-180px;width:560px;height:560px;border-radius:50%;border:56px solid #ffffff08;box-shadow:0 0 0 90px #ffffff05}
.crest::after{content:"";position:absolute;left:0;right:0;bottom:0;height:6px;background:linear-gradient(90deg,var(--lime) 0 40%,var(--gold) 40% 70%,var(--blue) 70%)}
.crest .seal{width:168px;height:168px;animation:rise .9s cubic-bezier(.2,.8,.2,1) both}
.crest h1{font-family:var(--serif);font-weight:600;font-size:clamp(34px,4.4vw,54px);line-height:1.05;margin:0;max-width:17ch;letter-spacing:-.01em}
.crest p{margin:0;color:#c9d2e8;max-width:40ch;font-size:16px}
.motto{display:flex;align-items:center;gap:12px;font-family:var(--serif);font-style:italic;color:var(--lime);font-size:19px}
.motto::before{content:"";width:36px;height:2px;background:var(--gold)}
.form{display:flex;align-items:center;justify-content:center;padding:40px 24px}
.form .box{width:100%;max-width:400px}
.form h2{font-family:var(--serif);font-size:30px;font-weight:600;margin:0 0 6px}
.form .lead{color:var(--mut);margin:0 0 26px}
.roles{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:22px}
.roles button{background:var(--card);border:1.5px solid var(--line);border-radius:12px;padding:14px;text-align:left;transition:border-color .15s,background .15s}
.roles button b{display:block;font-weight:600}.roles button span{font-size:13px;color:var(--mut)}
.roles button.on{border-color:var(--night2);background:var(--soft);box-shadow:inset 0 0 0 1px var(--night2)}
label.f{display:block;font-weight:600;font-size:14px;margin-bottom:7px}
select,input[type=text]{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink);font:inherit}
select:focus,input[type=text]:focus{border-color:var(--night2);outline:none;box-shadow:0 0 0 4px #2e6fe022}
.btn{border:0;border-radius:10px;padding:11px 18px;background:var(--night);color:#fff;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:transform .1s,background .15s}
.btn:hover{background:var(--night2)}.btn:active{transform:translateY(1px)}
.btn.lime{background:var(--lime);color:#14240a}.btn.lime:hover{background:#9bd34d}
.btn.ghost{background:var(--card);color:var(--ink);border:1.5px solid var(--line)}.btn.ghost:hover{background:var(--soft)}
.btn.wide{width:100%;padding:14px;font-size:16px;margin-top:22px}
.btn:disabled{opacity:.4;cursor:not-allowed}
.fine{font-size:13px;color:var(--mut);margin-top:16px}

/* ---------- app shell ---------- */
.top{background:var(--night);color:#fff;position:sticky;top:0;z-index:20}
.top .in{max-width:1180px;margin:0 auto;padding:10px 20px;display:flex;align-items:center;gap:14px}
.top .seal{width:42px;height:42px;box-shadow:0 0 0 2px var(--lime)}
.brand{flex:1;line-height:1.15}.brand b{font-family:var(--serif);font-size:19px;font-weight:600;display:block}.brand span{font-size:12.5px;color:#aeb9d6}
.me{display:flex;align-items:center;gap:10px;font-size:14px}
.av{width:34px;height:34px;border-radius:50%;background:var(--gold);color:var(--night);display:grid;place-items:center;font-weight:700;font-size:13px}
.me .lo{background:none;border:1px solid #ffffff3a;border-radius:8px;padding:5px 11px;color:#fff;font-size:13px}.me .lo:hover{background:#ffffff14}
.stripe{height:4px;background:linear-gradient(90deg,var(--lime) 0 40%,var(--gold) 40% 70%,var(--blue) 70%)}
main{max-width:1180px;margin:0 auto;padding:28px 20px 120px}

.hero{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;margin-bottom:24px;position:relative}
.hero .hi{color:var(--mut);margin:0 0 2px}
.hero h2{font-family:var(--serif);font-weight:600;font-size:clamp(28px,3.6vw,40px);line-height:1.1;margin:0;letter-spacing:-.01em}
.hero .what{margin:8px 0 0;color:var(--mut);max-width:56ch}
.seg{display:inline-flex;background:var(--soft);border-radius:11px;padding:4px}
.seg button{border:0;background:none;padding:8px 16px;border-radius:8px;font-weight:600;color:var(--mut)}
.seg button.on{background:var(--card);color:var(--ink);box-shadow:var(--shadow)}

/* class list */
.classes{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.cl{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px 18px 18px 22px;display:flex;align-items:center;gap:16px;text-align:left;position:relative;overflow:hidden;box-shadow:var(--shadow);transition:transform .15s,border-color .15s}
.cl::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--pc)}
.cl:hover{transform:translateY(-2px);border-color:var(--pc)}
.cl .t{flex:1;min-width:0}.cl b{display:block;font-size:16.5px;font-weight:700}
.cl .pg{font-size:13px;color:var(--pc);font-weight:600}
.cl .m{font-size:13px;color:var(--mut);margin-top:4px}
.ring{width:54px;height:54px;flex:none;position:relative}.ring svg{transform:rotate(-90deg)}
.ring span{position:absolute;inset:0;display:grid;place-items:center;font-size:12.5px;font-weight:700}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;padding:3px 10px;border-radius:20px;white-space:nowrap}
.pill::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.pill.none{background:var(--soft);color:var(--mut)}.pill.prog{background:var(--goldL);color:var(--goldD)}.pill.sub{background:var(--blueL);color:var(--blue)}.pill.lock{background:var(--limeL);color:var(--limeD)}

/* sheet */
.back{background:none;border:0;padding:4px 0;color:var(--blue);font-weight:600;margin-bottom:14px}
.sheethead{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;display:flex;gap:18px;align-items:center;flex-wrap:wrap;margin-bottom:16px;box-shadow:var(--shadow);border-top:5px solid var(--pc)}
.sheethead .t{flex:1;min-width:220px}
.sheethead h2{font-family:var(--serif);font-size:28px;font-weight:600;margin:0;line-height:1.15}
.sheethead .m{color:var(--mut);margin-top:2px}
.note{font-size:13px;color:var(--mut)}
.msg{padding:12px 16px;border-radius:11px;margin:0 0 14px;font-size:14px;border-left:4px solid}
.msg.i{background:var(--blueL);border-color:var(--blue)}.msg.w{background:var(--goldL);border-color:var(--gold)}.msg.ok{background:var(--limeL);border-color:var(--lime)}
.wrap{overflow-x:auto;background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
table{border-collapse:separate;border-spacing:0;width:100%;min-width:820px;font-variant-numeric:tabular-nums}
th,td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:center;white-space:nowrap}
thead th{background:var(--card);font-size:13px;font-weight:600;position:sticky;top:0;z-index:2}
thead th small{display:block;color:var(--mut);font-weight:500}
tr.out th{background:var(--soft);font-weight:500;color:var(--mut);top:auto}
.nm{text-align:left;position:sticky;left:0;background:var(--card);z-index:1;min-width:210px;white-space:normal}
thead .nm{z-index:3}tr.out .nm{background:var(--soft)}
.nm b{font-weight:600}.nm small{display:block;color:var(--mut);font-size:12px;font-variant-numeric:tabular-nums}
td input,th input{width:66px;padding:7px 6px;border:1.5px solid var(--line);border-radius:8px;text-align:center;font:inherit;font-weight:600;background:var(--card);color:var(--ink)}
th input{background:var(--card)}
td input:focus,th input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px #2e6fe026}
td input.bad{background:var(--redL);border-color:var(--red);color:var(--red)}
td input:disabled,th input:disabled{background:transparent;border-color:transparent}
tbody tr:hover td{background:var(--soft)}
tr.done .nm{box-shadow:inset 4px 0 var(--lime)}
.tot{color:var(--mut);font-weight:600;width:70px}
.g{display:inline-block;min-width:38px;padding:3px 0;border-radius:7px;font-weight:700;font-size:13.5px}
.gA,.gB{background:var(--limeL);color:var(--limeD)}.gC{background:var(--goldL);color:var(--goldD)}.gD,.gE{background:#fde7d6;color:#b54708}.gF{background:var(--redL);color:var(--red)}
.dock{position:fixed;left:0;right:0;bottom:0;background:var(--night);color:#fff;z-index:15}
.dock .in{max-width:1180px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.dock .p{flex:1;min-width:180px}.dock .p b{font-size:15px}.dock .p small{display:block;color:#aeb9d6}
.dock .bar{height:6px;background:#ffffff1f;border-radius:6px;margin-top:6px;overflow:hidden;max-width:360px}.dock .bar i{display:block;height:100%;background:var(--lime);transition:width .3s}
.dock .btn.ghost{background:transparent;color:#fff;border-color:#ffffff40}.dock .btn.ghost:hover{background:#ffffff14}

/* admin */
.summary{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:14px;margin-bottom:26px}
.sum{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;box-shadow:var(--shadow)}
.sum b{font-family:var(--serif);font-size:34px;font-weight:600;display:block;line-height:1.1}
.sum span{color:var(--mut);font-size:14px}
.sum.big{background:var(--night);color:#fff;border-color:var(--night);position:relative;overflow:hidden}
.sum.big span{color:#c9d2e8}.sum.big .bar{height:7px;background:#ffffff1f;border-radius:7px;margin-top:12px;overflow:hidden}.sum.big .bar i{display:block;height:100%;background:var(--lime)}
.sum.big img{position:absolute;right:-34px;bottom:-40px;width:150px;opacity:.09;pointer-events:none}.sum.big>*:not(img){position:relative;max-width:85%}
.sum .k{width:10px;height:10px;border-radius:3px;display:inline-block;margin-right:6px}
.sec{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin:0 0 12px}
.sec h3{font-family:var(--serif);font-size:23px;font-weight:600;margin:0}
.legend{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--mut);margin:0 0 12px}
.legend span{display:inline-flex;align-items:center;gap:7px}
.cell{display:inline-block;width:26px;height:26px;border-radius:7px;border:1.5px solid var(--line);background:var(--card);vertical-align:middle;padding:0;transition:transform .1s}
button.cell:hover{transform:scale(1.15);border-color:var(--blue)}
.cell.prog{background:var(--gold);border-color:var(--gold)}.cell.sub{background:var(--blue);border-color:var(--blue)}.cell.lock{background:var(--lime);border-color:var(--lime)}
.legend .cell{width:14px;height:14px;border-radius:4px}
.mx th.v{writing-mode:vertical-rl;transform:rotate(180deg);height:160px;font-weight:600;font-size:12.5px;padding:10px 4px;text-align:left}
.mx td{padding:8px 4px}.mx .na{color:var(--line)}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--pc);margin-right:8px}
.progs{display:flex;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--mut);margin-top:14px}.progs span{display:inline-flex;align-items:center}

dialog{border:0;border-radius:18px;padding:26px;max-width:480px;width:calc(100% - 32px);background:var(--card);color:var(--ink);box-shadow:0 30px 80px -20px #0008}
dialog::backdrop{background:#15233f99;backdrop-filter:blur(3px)}
dialog h3{font-family:var(--serif);font-size:24px;font-weight:600;margin:0 0 8px}
dialog .acts{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}
.tag{font-family:var(--sans);font-size:11px;background:var(--gold);color:var(--night);border-radius:5px;padding:2px 7px;font-weight:700;vertical-align:middle;margin-left:6px}
.toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:10px 18px;border-radius:10px;font-weight:600;z-index:50;animation:pop .25s both}

@keyframes rise{from{opacity:0;transform:translateY(16px) scale(.94)}to{opacity:1;transform:none}}
@keyframes pop{from{opacity:0;transform:translate(-50%,8px)}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
@media (max-width:860px){.signin{grid-template-columns:1fr}.crest{padding:40px 24px 44px;gap:18px}.crest .seal{width:104px;height:104px}.summary{grid-template-columns:1fr 1fr}.sum.big{grid-column:1/-1}}
@media (max-width:520px){.brand span{display:none}.me .nm2{display:none}.classes{grid-template-columns:1fr}.sum b{font-size:28px}}
input[type=password]{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink);font:inherit;letter-spacing:.2em}
input[type=password]:focus{border-color:var(--night2);outline:none;box-shadow:0 0 0 4px #2e6fe022}
.nav{max-width:1180px;margin:0 auto;padding:0 20px;display:flex;gap:4px;overflow-x:auto}
.nav button{background:none;border:0;color:#aeb9d6;padding:10px 14px 12px;font-weight:600;border-bottom:3px solid transparent;white-space:nowrap}
.nav button.on{color:#fff;border-bottom-color:var(--lime)}.nav button:hover{color:#fff}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin:-6px 0 20px}
.chips button{border:1.5px solid var(--line);background:var(--card);border-radius:20px;padding:6px 14px;font-weight:600;font-size:14px}
.chips button.on{background:var(--night);border-color:var(--night);color:#fff}
.picks{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}
.pick{display:flex;gap:12px;align-items:center;background:var(--card);border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;cursor:pointer}
.pick:has(input:checked){border-color:var(--lime);background:var(--limeL)}
.pick input{width:20px;height:20px;accent-color:var(--limeD)}.pick b{display:block;font-weight:600}.pick small{color:var(--mut)}
.loading{min-height:100vh;display:grid;place-items:center;align-content:center;gap:18px;color:var(--mut)}.loading .seal{width:110px;height:110px;animation:rise .9s both}
.me .lo{white-space:nowrap}


.linkbtn{background:none;border:0;padding:0;color:var(--blue);font-weight:600;margin-top:10px;text-decoration:underline;text-underline-offset:3px}
.pwbox{max-width:460px;margin:20px auto;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:var(--shadow)}
.pwbox h2{font-family:var(--serif);font-size:28px;font-weight:600;margin:0 0 6px}.pwbox .what{color:var(--mut);margin:0 0 20px}
.welcome{font-family:var(--serif);font-size:clamp(17px,2vw,21px);font-weight:600;color:var(--night2);background:linear-gradient(90deg,var(--limeL),transparent);border-left:4px solid var(--lime);padding:10px 16px;border-radius:0 12px 12px 0;margin:0 0 22px}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .welcome{color:var(--ink)}}
.tourspot{position:fixed;z-index:60;border-radius:12px;box-shadow:0 0 0 9999px #15233fb8;pointer-events:none;transition:all .25s ease;outline:3px solid var(--lime)}
.tour{position:fixed;z-index:61;width:min(380px,calc(100vw - 32px));background:var(--card);color:var(--ink);border-radius:16px;padding:20px 20px 16px;box-shadow:0 24px 60px -16px #000a;border-top:5px solid var(--gold)}
.tour h3{font-family:var(--serif);font-size:21px;font-weight:600;margin:4px 0 6px}.tour p{margin:0 0 14px;line-height:1.5}
.tstep{font-size:12.5px;color:var(--mut);font-weight:600}.tacts{display:flex;align-items:center;gap:8px}.tacts .linkbtn{margin:0;font-size:14px}
.addt{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:var(--shadow)}.addt>div{flex:1;min-width:200px}
@media (max-width:900px){.me .nm2,.me .av{display:none}.me{flex-wrap:wrap;justify-content:flex-end;gap:6px}.me .lo{padding:4px 9px}}
@media (max-width:560px){.brand b,.brand span{display:none}.top .in{padding:8px 12px}}

.psubs{display:grid;gap:10px}.psub{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:4px 16px}
.psub summary{cursor:pointer;padding:12px 0;display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:16px}.psub summary .note{margin-left:auto}
.pcl{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;padding:0 0 14px}.pick.off{opacity:.55;cursor:not-allowed}
.tagsm{font-size:11.5px;font-weight:600;background:var(--goldL);color:var(--goldD);border-radius:6px;padding:2px 7px}
.clist{padding-left:18px;margin:10px 0}.clist li{margin:4px 0}
.linkbtn.tx{font-size:12px;margin:0}
#tx{position:fixed;inset:0;z-index:70;background:#15233fcc;overflow:auto;padding:20px 12px}
.txbar{max-width:820px;margin:0 auto 12px;display:flex;gap:10px;align-items:center;color:#fff}
.txp{max-width:820px;margin:0 auto;background:#fff;color:#17203a;padding:34px 38px;border-radius:6px;font-size:14px}
.txh{display:flex;gap:16px;align-items:center;border-bottom:3px solid #1f5c2e;padding-bottom:12px;margin-bottom:14px}.txh img{width:76px}
.txh h2{font-family:var(--serif);margin:0;font-size:22px;color:#1f5c2e}.txh p{margin:2px 0;color:#667089;font-size:13px}.txh h3{margin:6px 0 0;font-size:15px}
.txi{width:100%;min-width:0;margin-bottom:14px}.txi td{border:0;padding:3px 6px;text-align:left;white-space:normal}.txi td:nth-child(odd){color:#667089;width:80px}
.txt{width:100%;min-width:0;border:1px solid #d5ddd0}.txt th{background:#eef5e8;font-size:12.5px;position:static}.txt td,.txt th{border:1px solid #d5ddd0;padding:6px}
.txs{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:14px 0}.txs div{border:1px solid #d5ddd0;border-radius:8px;padding:8px 10px}.txs span{display:block;font-size:12px;color:#667089}.txs b{font-size:18px}
.txk{font-size:12px;color:#667089}.txsig{display:flex;justify-content:space-between;margin-top:46px}.txsig div{border-top:1px solid #17203a;width:200px;text-align:center;padding-top:4px;font-size:12.5px}
@media (max-width:600px){.txp{padding:18px}.txs{grid-template-columns:1fr 1fr}.txt{font-size:12px}}
@media print{body>*:not(#tx){display:none!important}#tx{position:static;background:none;padding:0;overflow:visible}.txbar{display:none}.txp{box-shadow:none;max-width:none;padding:0}@page{size:A4;margin:14mm}*{-webkit-print-color-adjust:exact;print-color-adjust:exact}}

dialog textarea{width:100%;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;font:inherit;background:var(--card);color:var(--ink);margin-top:6px}
.agree{display:flex;gap:10px;align-items:flex-start;margin-top:14px;font-weight:600;font-size:14px;cursor:pointer}.agree input{width:20px;height:20px;margin-top:1px;accent-color:var(--limeD);flex:none}
select{appearance:auto}