html{color-scheme:light}body{margin:0}img{max-width:100%}[hidden]{display:none!important}

/* Layout: floating rounded rail on desktop, floating pill tab bar on phones, glass top bar with the group switcher.
   Surfaces are borderless and separated by tone and soft depth. One memorable motif: the yellow highlighter marker
   for today, now and your own group. Subject colours carry meaning on every screen. */
:root{
  --bg:#EEF0F7;--surface:#FFFFFF;--sunken:#E6E9F3;--line:#E1E5F0;--raise:#F7F8FC;
  --ink:#10142A;--ink-2:#545D7E;--ink-3:#8D95B3;
  --accent:#3A4BF0;--accent-ink:#FFFFFF;--accent-soft:#E4E8FF;
  --hl:#FFE14D;--hl-ink:#241E00;
  --good:#12844B;--warn:#A86400;--bad:#CC2E48;
  --c0:#4170F0;--c1:#0FA58C;--c2:#5BB03A;--c3:#E4A400;--c4:#EB6A28;--c5:#DB4560;--c6:#8B5BE0;--c7:#D654AE;
  --sh-s:0 1px 2px rgba(22,28,64,.06),0 2px 8px rgba(22,28,64,.04);
  --sh-m:0 2px 4px rgba(22,28,64,.05),0 12px 32px rgba(22,28,64,.08);
  --shadow:0 24px 70px rgba(14,18,44,.32);
  --glass:rgba(238,240,247,.78);
  --f-display:"Unbounded","Onest",system-ui,sans-serif;
  --f-body:"Onest",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0A0D1A;--surface:#141829;--sunken:#1B2036;--line:#232A47;--raise:#181D32;
    --ink:#EAEEFB;--ink-2:#9FA8CB;--ink-3:#6B749B;
    --accent:#8D9BFF;--accent-ink:#0A0D1A;--accent-soft:#222A58;
    --good:#4FD08B;--warn:#F2B646;--bad:#FF7A8C;
    --sh-s:0 1px 2px rgba(0,0,0,.35);
    --sh-m:0 2px 4px rgba(0,0,0,.3),0 14px 34px rgba(0,0,0,.4);
    --shadow:0 24px 70px rgba(0,0,0,.65);
    --glass:rgba(10,13,26,.78);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0A0D1A;--surface:#141829;--sunken:#1B2036;--line:#232A47;--raise:#181D32;
  --ink:#EAEEFB;--ink-2:#9FA8CB;--ink-3:#6B749B;
  --accent:#8D9BFF;--accent-ink:#0A0D1A;--accent-soft:#222A58;
  --good:#4FD08B;--warn:#F2B646;--bad:#FF7A8C;
  --sh-s:0 1px 2px rgba(0,0,0,.35);
  --sh-m:0 2px 4px rgba(0,0,0,.3),0 14px 34px rgba(0,0,0,.4);
  --shadow:0 24px 70px rgba(0,0,0,.65);
  --glass:rgba(10,13,26,.78);
  color-scheme:dark;
}
*{box-sizing:border-box}
html{height:100%}
body{background:var(--bg);color:var(--ink);font:400 15px/1.5 var(--f-body);-webkit-font-smoothing:antialiased;min-height:100%;-webkit-text-size-adjust:100%;letter-spacing:-.003em}
html.modal-open{overflow:hidden}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer;text-align:inherit;-webkit-tap-highlight-color:transparent}
a{color:inherit}
h1,h2,h3,p,ul,dl,dd,figure{margin:0}
ul{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}
.mono{font-family:var(--f-mono)}
.sp{flex:1}
.ic{width:20px;height:20px;flex:none}

/* shell */
#app{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr)}
.rail{display:none}
.tabbar{position:fixed;left:6px;right:6px;bottom:calc(10px + env(safe-area-inset-bottom,0px));z-index:20;display:grid;grid-auto-flow:column;grid-auto-columns:minmax(0,1fr);gap:2px;background:var(--glass);-webkit-backdrop-filter:blur(18px) saturate(1.4);backdrop-filter:blur(18px) saturate(1.4);box-shadow:var(--sh-m),inset 0 0 0 1px color-mix(in srgb,var(--ink) 7%,transparent);border-radius:24px;padding:6px}
.tabbar button{display:flex;flex-direction:column;align-items:center;gap:2px;padding:7px 0 6px;font-size:9.5px;letter-spacing:-.02em;font-weight:600;color:var(--ink-2);border-radius:18px;position:relative;min-width:0}
.tabbar button span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tabbar button[aria-current=page]{color:var(--accent);background:var(--accent-soft)}
main{min-width:0;padding-inline:16px;padding-block:8px 120px}
.wrap{max-width:1120px;margin-inline:auto}
@media(min-width:900px){
  #app{grid-template-columns:252px minmax(0,1fr);gap:0;padding:12px}
  .rail{display:flex;flex-direction:column;gap:28px;position:sticky;top:12px;align-self:start;height:calc(100vh - 24px);overflow:auto;padding:26px 14px 20px;background:var(--surface);border-radius:26px;box-shadow:var(--sh-s)}
  .tabbar{display:none}
  main{padding-inline:36px;padding-block:6px 64px}
}
.brand{font:600 16px/1.2 var(--f-display);letter-spacing:-.02em;padding-inline:12px}
.brand span{color:var(--accent)}
.railnav{display:flex;flex-direction:column;gap:3px}
.navbtn{display:flex;align-items:center;gap:12px;width:100%;padding:11px 14px;border-radius:14px;color:var(--ink-2);font-weight:560}
.navbtn:hover{background:var(--raise);color:var(--ink)}
.navbtn[aria-current=page]{background:var(--ink);color:var(--surface)}
.navbtn .badge,.tabbar .badge{margin-left:auto;font:500 11.5px var(--f-mono);padding:1px 8px;border-radius:999px;background:var(--sunken);color:var(--ink-2)}
.navbtn[aria-current=page] .badge{background:color-mix(in srgb,var(--surface) 22%,transparent);color:var(--surface)}
.navbtn .badge.bad,.tabbar .badge.bad{background:var(--bad);color:#fff}
.tabbar .badge{position:absolute;top:1px;left:calc(50% + 6px);margin:0;font-size:10px;padding:0 5px}
.railfoot{margin-top:auto;padding-inline:12px;color:var(--ink-3);font-size:12.5px}

/* top bar: glass, group switcher and profile */
.topbar{position:sticky;top:env(safe-area-inset-top,0px);z-index:15;display:flex;align-items:center;gap:10px;background:var(--glass);-webkit-backdrop-filter:blur(16px) saturate(1.3);backdrop-filter:blur(16px) saturate(1.3);padding-block:10px;margin-inline:-16px;padding-inline:16px;margin-bottom:14px}
@media(min-width:900px){.topbar{margin-inline:-36px;padding-inline:36px}}
.gsel{flex:1 1 auto;min-width:0;display:flex;align-items:center;gap:8px;background:var(--surface);box-shadow:var(--sh-s);border-radius:999px;padding:0 12px 0 16px;max-width:400px}
.gsel>span{font-size:12.5px;font-weight:600;color:var(--ink-3);white-space:nowrap}
.gsel select{border:0;background:transparent;box-shadow:none;padding:10px 4px;font-weight:650;min-width:0;text-overflow:ellipsis;border-radius:0}
.gsel select:focus-visible{outline:none}
.gsel:focus-within{box-shadow:var(--sh-s),0 0 0 2px var(--accent)}
.gsel.mine{box-shadow:var(--sh-s),inset 0 -3px 0 var(--accent)}
.who{display:flex;align-items:center;gap:10px;border-radius:999px;padding:4px 14px 4px 4px;margin-left:auto;min-width:0;background:var(--surface);box-shadow:var(--sh-s)}
.who:hover{box-shadow:var(--sh-m)}
.av{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--accent),color-mix(in srgb,var(--accent) 55%,var(--c6)));color:var(--accent-ink);display:grid;place-items:center;font:600 12px var(--f-display);flex:none}
.wname{display:flex;flex-direction:column;line-height:1.2;min-width:0}
.wname b{font-size:13.5px;font-weight:650;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:190px}
.wname small{font-size:11.5px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:190px}
@media(max-width:600px){.wname{display:none}.who{padding:3px}.gsel>span{display:none}.gsel{max-width:none;padding-left:14px}}

/* page head */
.pagehead{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px 20px;margin-bottom:24px}
.eyebrow{font:600 13px/1 var(--f-body);color:var(--ink-3);margin-bottom:10px}
h1{font:600 clamp(1.5rem,3.6vw,2.2rem)/1.12 var(--f-display);letter-spacing:-.03em;text-wrap:balance;overflow-wrap:anywhere}
h2{font:650 15px/1.3 var(--f-body)}
h3{font:650 15px/1.3 var(--f-body)}
.head-actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.sechead{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.sechead h2{font-size:17px;letter-spacing:-.01em}
.sechead .count{font:500 12px var(--f-mono);color:var(--ink-3);background:var(--sunken);padding:1px 8px;border-radius:999px}

/* controls */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:999px;font-weight:620;font-size:14px;border:0;background:var(--surface);box-shadow:var(--sh-s),inset 0 0 0 1px var(--line);text-decoration:none;white-space:nowrap}
.btn:hover{box-shadow:var(--sh-m),inset 0 0 0 1px var(--ink-3)}
.btn.primary{background:var(--accent);color:var(--accent-ink);box-shadow:0 6px 18px color-mix(in srgb,var(--accent) 38%,transparent)}
.btn.primary:hover{filter:brightness(1.08);box-shadow:0 8px 22px color-mix(in srgb,var(--accent) 45%,transparent)}
.btn.ghost{background:transparent;box-shadow:none;color:var(--ink-2)}
.btn.ghost:hover{background:var(--surface);color:var(--ink);box-shadow:var(--sh-s)}
.btn.danger{color:var(--bad);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--bad) 45%,var(--line))}
.btn.danger.armed{background:var(--bad);color:#fff;box-shadow:none}
.btn.sm{padding:6px 13px;font-size:13px}
.btn:disabled{opacity:.55;cursor:default}
.iconbtn{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;color:var(--ink-2)}
.iconbtn:hover{background:var(--sunken);color:var(--ink)}
.seg{display:inline-flex;background:var(--sunken);border-radius:999px;padding:4px;gap:2px;max-width:100%;overflow-x:auto;scrollbar-width:none}
.seg::-webkit-scrollbar{display:none}
.seg button{padding:7px 14px;border-radius:999px;font-size:13px;font-weight:620;color:var(--ink-2);white-space:nowrap}
.seg button[aria-pressed=true]{background:var(--surface);color:var(--ink);box-shadow:var(--sh-s)}
input,select,textarea{font:inherit;color:var(--ink);background:var(--raise);border:0;box-shadow:inset 0 0 0 1px var(--line);border-radius:12px;padding:10px 13px;width:100%;min-width:0}
.modal input,.modal select,.modal textarea{background:var(--raise)}
input:focus,select:focus,textarea:focus{outline:none;box-shadow:inset 0 0 0 2px var(--accent)}
input::placeholder,textarea::placeholder{color:var(--ink-3)}
input[type=file]{padding:9px}
input[type=checkbox]{width:auto}
textarea{resize:vertical;line-height:1.45}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:14px}
.toolbar select{width:auto;flex:1 1 150px;max-width:260px;background:var(--surface);box-shadow:var(--sh-s);border-radius:999px;padding-inline:16px}
.search{position:relative;flex:2 1 260px;display:block}
.search .ic{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--ink-3);pointer-events:none}
.search input{padding-left:42px;background:var(--surface);box-shadow:var(--sh-s);border-radius:999px}
.search input:focus{box-shadow:var(--sh-s),0 0 0 2px var(--accent)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:22px}
.chip{padding:7px 14px;border-radius:999px;background:var(--surface);box-shadow:var(--sh-s);font-size:13px;font-weight:620;color:var(--ink-2)}
.chip:hover{color:var(--ink)}
.chip[aria-pressed=true]{background:var(--ink);color:var(--surface)}
.pill{display:inline-flex;align-items:center;gap:5px;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:620;background:var(--sunken);color:var(--ink-2);white-space:nowrap}
.pill .ic{width:13px;height:13px}
.pill.bad{background:color-mix(in srgb,var(--bad) 14%,var(--surface));color:var(--bad)}
.pill.warn{background:color-mix(in srgb,var(--warn) 16%,var(--surface));color:var(--warn)}
.pill.good{background:color-mix(in srgb,var(--good) 15%,var(--surface));color:var(--good)}
.pill.acc{background:var(--accent-soft);color:var(--accent)}
.subj{--c:var(--c0);display:inline-flex;align-items:center;gap:6px;max-width:100%;padding:2px 11px 2px 8px;border-radius:999px;font-size:12px;font-weight:620;line-height:1.5;background:color-mix(in srgb,var(--c) 15%,var(--surface));color:color-mix(in srgb,var(--c) 62%,var(--ink))}
.subj::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c);flex:none}
.subj.none{--c:var(--ink-3)}
.gtags{display:inline-flex;flex-wrap:wrap;gap:4px}
.gtag{font:600 11px var(--f-mono);padding:1px 8px;border-radius:999px;color:var(--ink-2);background:var(--sunken);white-space:nowrap}
.gtag.all{background:transparent;box-shadow:inset 0 0 0 1px var(--line)}
.gtag.mine{background:var(--accent-soft);color:var(--accent)}
.mark{color:var(--ink)}
.nowtag{font-size:11.5px;font-weight:700;background:var(--accent);color:var(--accent-ink);padding:3px 10px;border-radius:999px;white-space:nowrap}
.by{font-size:12px;color:var(--ink-3)}

/* panels */
.panel{background:var(--surface);box-shadow:var(--sh-s);border-radius:24px;padding:22px}
.cols{display:grid;grid-template-columns:minmax(0,1fr);gap:20px;margin-bottom:30px}
@media(min-width:1000px){.cols{grid-template-columns:minmax(0,1.05fr) minmax(0,1fr)}}
.empty{background:var(--surface);box-shadow:var(--sh-s);border-radius:24px;padding:30px 22px;text-align:center;color:var(--ink-2);display:flex;flex-direction:column;align-items:center;gap:14px}
.empty p{max-width:50ch}
.empty .row{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.hint{font-size:13px;color:var(--ink-2)}
.banner{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;background:var(--accent-soft);color:var(--ink);border-radius:18px;padding:12px 18px;margin-bottom:22px;font-size:14px}
.banner b{color:var(--accent)}
.loading{padding:60px 0;text-align:center;color:var(--ink-2)}
.gate{max-width:480px;margin:9vh auto 0;display:flex;flex-direction:column;gap:18px}
.gate .panel{display:flex;flex-direction:column;gap:14px;box-shadow:var(--sh-m)}

/* overview strip */
.strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:26px}
.sitem{display:flex;flex-direction:column;gap:6px;background:var(--surface);box-shadow:var(--sh-s);border-radius:20px;padding:16px 18px;color:var(--ink-2);font-size:13.5px}
.sitem b{font:600 30px/1 var(--f-display);color:var(--ink);letter-spacing:-.03em}
.sitem.bad b{color:var(--bad)}
.sitem.grow{grid-column:span 2;justify-content:center;gap:10px}
@media(max-width:520px){.sitem.grow{grid-column:1/-1}}
.bar{height:8px;border-radius:99px;background:var(--sunken);overflow:hidden}
.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--good),color-mix(in srgb,var(--good) 55%,var(--c1)));border-radius:99px}

/* lessons */
.lrow{--c:var(--c0);display:grid;grid-template-columns:64px minmax(0,1fr) auto;align-items:center;gap:14px;width:100%;background:var(--surface);box-shadow:var(--sh-s);border-radius:18px;padding:10px 14px 10px 10px;text-align:left}
button.lrow:hover{box-shadow:var(--sh-m)}
.lrow.past{opacity:.5}
.lrow.cur{background:var(--accent-soft);box-shadow:var(--sh-m),inset 0 0 0 1.5px var(--accent)}
.ltime{display:flex;flex-direction:column;align-items:center;justify-content:center;font:500 13px/1.3 var(--f-mono);background:color-mix(in srgb,var(--c) 15%,var(--surface));color:color-mix(in srgb,var(--c) 60%,var(--ink));border-radius:13px;padding:8px 4px;min-height:52px}
.ltime i{font-style:normal;opacity:.65;font-size:12px}
.lmain{min-width:0;display:flex;flex-direction:column;gap:2px}
.lmain b{font-weight:650;overflow-wrap:anywhere}
.lmain small{color:var(--ink-2);font-size:13px;overflow-wrap:anywhere}
.lrow.compact{grid-template-columns:minmax(0,1fr);gap:4px;padding:11px 12px 11px 16px;position:relative;overflow:hidden}
.lrow.compact::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:4px;border-radius:0 4px 4px 0;background:var(--c)}
.lrow.compact .ltime{flex-direction:row;font-size:12px;background:none;color:var(--ink-2);padding:0;min-height:0;justify-content:flex-start}
.lrow.compact .lmain b{font-size:14px;line-height:1.25}
.lrow.compact .lmain small{font-size:12px}
.stack{display:flex;flex-direction:column;gap:8px}
.nextline{margin-top:10px;color:var(--ink-2);font-size:14px}

/* schedule */
.weekbar{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;margin-bottom:18px}
.weeknav{display:flex;align-items:center;gap:4px;background:var(--surface);box-shadow:var(--sh-s);border-radius:999px;padding:3px}
.weeknav .range{font:500 13.5px var(--f-mono);padding-inline:8px;min-width:140px;text-align:center}
.parlab{font-size:13px;color:var(--ink-2)}
.daytabs{display:flex;gap:6px;overflow-x:auto;margin-bottom:16px;padding:2px;scrollbar-width:none}
.daytabs::-webkit-scrollbar{display:none}
.daytabs button{flex:1 0 48px;display:flex;flex-direction:column;align-items:center;gap:2px;padding:9px 6px;border-radius:18px;background:var(--surface);box-shadow:var(--sh-s);font-size:12px;font-weight:620;color:var(--ink-2)}
.daytabs button b{font:600 17px var(--f-display);color:var(--ink)}
.daytabs button[aria-pressed=true]{background:var(--ink);color:var(--surface)}
.daytabs button[aria-pressed=true] b{color:var(--surface)}
.daytabs button b{display:grid;place-items:center;min-width:34px;height:34px;border-radius:50%}
.daytabs button.today b{background:var(--accent);color:var(--accent-ink)}
.daytabs button.today[aria-pressed=true]{background:var(--accent-soft);color:var(--accent)}
.daytabs button.today[aria-pressed=true] b{background:var(--accent);color:var(--accent-ink)}
.week{display:grid;grid-template-columns:minmax(0,1fr);gap:12px}
.day{display:none;min-width:0}
.day.on{display:block;max-width:680px}
.dayhead{display:flex;align-items:center;gap:8px;margin-bottom:10px;padding-inline:4px}
.dayhead .dn{font-weight:650;color:var(--ink-2)}
.dayhead .dd{font:600 19px var(--f-display);letter-spacing:-.03em}
.day.is-today .dd{display:inline-grid;place-items:center;min-width:32px;height:32px;border-radius:50%;background:var(--accent);color:var(--accent-ink)}
.dayempty{color:var(--ink-3);font-size:13px;padding:6px 4px}
@media(min-width:1180px){
  .daytabs,.week{display:none}
  .dayhead .dd{font-size:16px}
}

/* week board (wide screens) */
@media(max-width:1179px){.wk{display:none}}
.wk{display:grid;grid-template-columns:repeat(var(--cols,5),minmax(0,1fr));gap:12px;align-items:start}
.wday{background:var(--surface);box-shadow:var(--sh-s);border-radius:24px;padding:10px 10px 12px;display:flex;flex-direction:column;gap:8px;min-width:0}
.wday.is-today{box-shadow:var(--sh-s),inset 0 0 0 2px var(--accent)}
.wh{display:flex;align-items:center;gap:10px;padding:4px 6px 6px;color:var(--ink-2);font-weight:650;font-size:14px}
.wh b{display:grid;place-items:center;min-width:34px;height:34px;border-radius:50%;font:600 17px var(--f-display);color:var(--ink);letter-spacing:-.02em}
.wday.is-today .wh{color:var(--accent)}
.wday.is-today .wh b{background:var(--accent);color:var(--accent-ink)}
.wh .iconbtn{opacity:.45}.wh .iconbtn:hover,.wh .iconbtn:focus-visible{opacity:1}
.wcard{--c:var(--c0);position:relative;display:flex;flex-direction:column;gap:4px;width:100%;text-align:left;padding:11px 12px 11px 16px;border-radius:16px;background:color-mix(in srgb,var(--c) 11%,var(--surface));overflow:hidden}
.wcard::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--c)}
button.wcard:hover{background:color-mix(in srgb,var(--c) 18%,var(--surface));box-shadow:var(--sh-m)}
.wt{font:600 13px var(--f-mono);color:color-mix(in srgb,var(--c) 65%,var(--ink));display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.wcard b{font:650 15.5px/1.25 var(--f-body);overflow-wrap:anywhere;color:var(--ink)}
.wcard small{font-size:13px;color:var(--ink-2);overflow-wrap:anywhere}
.wcard em{font-style:normal;font-size:12px;color:var(--warn);font-weight:600}
.wcard.clash{box-shadow:inset 0 0 0 1.5px var(--warn)}
.wcard.cur{box-shadow:0 0 0 2px var(--accent),var(--sh-m)}
.wcard.past{opacity:.55}
.wgap{font-size:12px;color:var(--ink-3);text-align:center;padding:2px 0}
.wday .dayempty{padding:14px 6px;text-align:center}

/* tasks */
.group{margin-bottom:26px}
.grouphead{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-size:16px;letter-spacing:-.01em;color:var(--ink)}
.grouphead.bad{color:var(--bad)}
.grouphead .count{font:500 12px var(--f-mono);color:var(--ink-3);background:var(--sunken);padding:1px 8px;border-radius:999px}
.tasklist{display:flex;flex-direction:column;gap:8px}
.task{display:flex;align-items:flex-start;gap:14px;background:var(--surface);box-shadow:var(--sh-s);border-radius:20px;padding:13px 16px 13px 14px}
.task:hover{box-shadow:var(--sh-m)}
.check{flex:none;width:28px;height:28px;margin-top:1px;border-radius:50%;box-shadow:inset 0 0 0 2px var(--ink-3);display:grid;place-items:center;color:transparent}
.check .ic{width:16px;height:16px;stroke-width:3}
.check:hover{box-shadow:inset 0 0 0 2px var(--good);color:color-mix(in srgb,var(--good) 45%,transparent)}
.task.done .check{background:var(--good);box-shadow:none;color:#fff}
.tmain{flex:1;min-width:0;display:flex;flex-direction:column;gap:7px;text-align:left}
.ttitle{font-weight:620;overflow-wrap:anywhere}
.task.done .ttitle{text-decoration:line-through;color:var(--ink-2);font-weight:500}
.tmeta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 8px;font-size:13px}
.due{font:500 12.5px var(--f-mono);color:var(--ink-2)}
.due.bad{color:var(--bad)}
.due.warn{color:var(--warn)}
.tnote{color:var(--ink-2);font-size:13.5px;overflow-wrap:anywhere;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* subjects */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.scard{--c:var(--c0);display:flex;flex-direction:column;gap:0;background:linear-gradient(160deg,color-mix(in srgb,var(--c) 15%,var(--surface)),var(--surface) 62%);box-shadow:var(--sh-s);border-radius:26px;padding:0;overflow:hidden;text-align:left}
.scard:hover{box-shadow:var(--sh-m);transform:translateY(-2px)}
.scard .band{height:auto;width:42px;height:42px;margin:18px 18px 0;border-radius:14px;background:var(--c);box-shadow:0 8px 18px color-mix(in srgb,var(--c) 40%,transparent)}
.scard .sbody{padding:14px 18px 18px;display:flex;flex-direction:column;gap:6px}
.scard h3{font-size:18px;letter-spacing:-.015em;overflow-wrap:anywhere}
.scard .sub{color:var(--ink-2);font-size:13.5px}
.scard .stats{display:flex;flex-wrap:wrap;gap:4px 14px;margin-top:8px;font-size:13px;color:var(--ink-2)}
.scard .stats b{font-family:var(--f-mono);color:var(--ink)}
.scard.add{background:transparent;box-shadow:inset 0 0 0 1.5px var(--line);align-items:center;justify-content:center;min-height:150px;color:var(--ink-2);font-weight:620;gap:8px}
.scard.add:hover{color:var(--accent);box-shadow:inset 0 0 0 1.5px var(--accent);transform:none}
.back{display:inline-flex;align-items:center;gap:6px;color:var(--ink-2);font-weight:620;font-size:14px;margin-bottom:14px;padding:7px 14px 7px 8px;border-radius:999px;background:var(--surface);box-shadow:var(--sh-s)}
.back:hover{color:var(--ink)}
.shead{--c:var(--c0);display:flex;flex-wrap:wrap;gap:14px 20px;align-items:flex-start;justify-content:space-between;background:linear-gradient(150deg,color-mix(in srgb,var(--c) 20%,var(--surface)),var(--surface) 70%);box-shadow:var(--sh-s);border-radius:28px;padding:24px;margin-bottom:22px}
.shead>div:first-child{min-width:0;flex:1 1 200px}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px 24px;margin-top:4px;width:100%}
.facts dt{font-size:12.5px;color:var(--ink-3);margin-bottom:2px;font-weight:600}
.facts dd{overflow-wrap:anywhere;font-weight:500}
.notes{white-space:pre-wrap;overflow-wrap:anywhere;padding-top:16px;border-top:1px solid color-mix(in srgb,var(--ink) 9%,transparent);color:var(--ink);width:100%}
.detail{display:grid;grid-template-columns:minmax(0,1fr);gap:26px}
@media(min-width:1000px){.detail{grid-template-columns:minmax(0,1.5fr) minmax(0,1fr)}}
.detail section{min-width:0}
.sechead .btn{margin-left:auto}
.lesslist{display:flex;flex-direction:column;gap:8px}

/* library */
.matgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:14px}
.mat{display:flex;flex-direction:column;background:var(--surface);box-shadow:var(--sh-s);border-radius:24px;overflow:hidden;min-width:0}
.mat:hover{box-shadow:var(--sh-m)}
.mat-thumb{position:relative;height:112px;background:linear-gradient(135deg,var(--sunken),var(--raise));display:grid;place-items:center;color:var(--ink-3);overflow:hidden;margin:8px 8px 0;border-radius:18px}
.mat-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.kindic{display:flex;flex-direction:column;align-items:center;gap:4px}
.kindic .ic{width:34px;height:34px;stroke-width:1.4}
.kindic em{font:500 11px var(--f-mono);font-style:normal;letter-spacing:.06em;color:var(--ink-2)}
.fav{position:absolute;top:6px;right:6px;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;color:var(--ink-2);background:color-mix(in srgb,var(--surface) 80%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.fav:hover{color:var(--ink)}
.fav.on{color:#C98A00}
.fav.on .ic{fill:currentColor}
.mat-main{padding:14px 16px 6px;display:flex;flex-direction:column;gap:6px;flex:1;min-width:0}
.mat-kind{font-size:12.5px;color:var(--ink-3);font-weight:600;overflow-wrap:anywhere}
.mat h3{overflow-wrap:anywhere;font-size:16px;letter-spacing:-.01em}
.mat-text{font-size:13.5px;color:var(--ink-2);overflow-wrap:anywhere;white-space:pre-wrap;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.mat-tags{display:flex;flex-wrap:wrap;gap:5px;align-items:center}
.tag{font-size:12px;color:var(--ink-2);padding:1px 4px;border-radius:6px}
.tag:hover{background:var(--sunken);color:var(--ink)}
.st{cursor:pointer}
.st.none{background:transparent;box-shadow:inset 0 0 0 1px var(--line);color:var(--ink-3)}
.mat-foot{display:flex;align-items:center;gap:6px;padding:8px 10px 12px 16px}

/* people (curator) */
.tlist .rrow{flex-wrap:wrap;gap:2px 10px;text-align:left}.tlist .rname{flex:1 1 100%;white-space:normal;overflow:visible;text-overflow:clip}
.permgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:14px;margin-top:14px}
.permgrid h3{font:600 18px var(--f-display);letter-spacing:-.02em}
.gridg{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:14px}
.gcard{background:var(--surface);box-shadow:var(--sh-s);border-radius:26px;padding:18px;display:flex;flex-direction:column;gap:10px;min-width:0}
.gcard header{display:flex;align-items:center;gap:4px}
.gcard header h3{flex:1;font:600 20px var(--f-display);letter-spacing:-.025em;overflow-wrap:anywhere}
.roster{display:flex;flex-direction:column;margin-top:4px}
.rrow{display:flex;align-items:center;gap:8px;width:100%;padding:9px 8px;border-radius:12px;flex-wrap:wrap}
.rrow:hover{background:var(--raise)}
.rname{flex:1 1 120px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:560}
.rdone{font-size:12.5px;color:var(--ink-2)}
.dot{width:9px;height:9px;border-radius:50%;background:var(--ink-3);flex:none;opacity:.5}
.dot.on{background:var(--good);opacity:1;box-shadow:0 0 0 3px color-mix(in srgb,var(--good) 25%,transparent)}
.reqs{display:flex;flex-direction:column;gap:8px;margin-bottom:22px}
.reqrow{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;background:var(--surface);box-shadow:var(--sh-s),inset 4px 0 0 var(--accent);border-radius:18px;padding:10px 14px}
.reqrow>div{flex:1 1 200px;min-width:0;display:flex;flex-direction:column}
.reqrow small{color:var(--ink-2);font-size:13px}

/* attachments */
.atts{display:flex;flex-direction:column;gap:10px;margin-top:12px}
.atts figure{display:flex;flex-direction:column;gap:4px}
.atts img{max-width:100%;max-height:60vh;border-radius:16px;background:var(--sunken);min-height:60px;object-fit:contain;align-self:flex-start}
.atts figcaption{font-size:12.5px;color:var(--ink-2);overflow-wrap:anywhere}
.attrow{display:flex;align-items:center;gap:10px;width:100%;padding:11px 14px;border-radius:14px;background:var(--raise);box-shadow:inset 0 0 0 1px var(--line);font-weight:560}
.attrow:hover{box-shadow:inset 0 0 0 1px var(--ink-3)}
.attrow span{flex:1;min-width:0;overflow-wrap:anywhere}
.attrow small{color:var(--ink-2);font:500 12px var(--f-mono)}
.cmbtn{gap:4px;width:auto;min-width:40px;padding-inline:10px}
.cmbtn b{font:600 11.5px var(--f-mono)}
.cmbtn.has{color:var(--ink)}
.cmlist{display:flex;flex-direction:column;gap:10px;margin-bottom:14px;max-height:44vh;overflow:auto}
.cm{padding:10px 13px;border-radius:14px;background:var(--raise);box-shadow:inset 0 0 0 1px var(--line)}
.cm.mine{box-shadow:inset 0 0 0 1px var(--ink-3)}
.cmh{display:flex;align-items:center;gap:8px;margin-bottom:3px}
.cmh .hint{flex:1;margin:0}
.cm p{white-space:pre-wrap;overflow-wrap:anywhere;margin:0}
.cmprev{display:flex;flex-direction:column;gap:8px;margin-bottom:12px}
.teachers{display:flex;flex-direction:column;gap:8px;width:100%}
.teach{display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px;padding:10px 13px;border-radius:14px;background:var(--raise);box-shadow:inset 0 0 0 1px var(--line)}
.teach b{font-weight:640}
.teach .hint{margin:0;overflow-wrap:anywhere}
.trlist{display:flex;flex-direction:column;gap:10px;margin-bottom:10px}
.trow{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:10px;border-radius:14px;background:var(--raise);box-shadow:inset 0 0 0 1px var(--line);position:relative}
.trow input{min-width:0}
.trow input[name=tc]{grid-column:1/2}
.trow .iconbtn{justify-self:end;align-self:center}
.rmlist{display:flex;flex-direction:column;gap:6px}
.rmlist label{display:flex;align-items:center;gap:8px;font-size:14px}

/* modal + toast */
#overlay{position:fixed;inset:0;z-index:50;background:rgba(8,10,26,.5);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;padding:16px}
#overlay[hidden]{display:none}
.modal{width:100%;max-width:580px;max-height:calc(100dvh - 32px);display:flex;background:var(--surface);border-radius:28px;box-shadow:var(--shadow);overflow:hidden}
.modal form{display:flex;flex-direction:column;width:100%;min-height:0}
.mhead{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:18px 16px 8px 24px}
.mhead h2{font:600 19px var(--f-display);letter-spacing:-.025em}
.mbody{padding:10px 24px 18px;overflow-y:auto;display:flex;flex-direction:column;gap:16px;min-height:0;-webkit-overflow-scrolling:touch}
.mfoot{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:12px 24px calc(16px + env(safe-area-inset-bottom,0px));background:var(--surface);box-shadow:0 -1px 0 var(--line)}
.fld{display:flex;flex-direction:column;gap:6px;border:0;padding:0;margin:0;min-width:0}
.fld>span,.fld>legend{font-size:13px;font-weight:620;color:var(--ink-2);padding:0}
.row2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media(max-width:480px){.row2{grid-template-columns:minmax(0,1fr)}}
.swatches{display:flex;flex-wrap:wrap;gap:10px;padding-top:2px}
.sw{position:relative;width:34px;height:34px;cursor:pointer}
.sw input{position:absolute;inset:0;opacity:0;width:100%;height:100%;margin:0;cursor:pointer}
.sw span{display:block;width:100%;height:100%;border-radius:50%;background:var(--c);box-shadow:inset 0 0 0 2px var(--surface)}
.sw input:checked+span{box-shadow:inset 0 0 0 3px var(--surface),0 0 0 2.5px var(--ink)}
.sw input:focus-visible+span{outline:2px solid var(--accent);outline-offset:3px}
.gpick{display:flex;flex-wrap:wrap;gap:8px;padding-top:2px}
.chk{position:relative;display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;font-size:14px;font-weight:620;cursor:pointer;background:var(--raise);box-shadow:inset 0 0 0 1px var(--line)}
.chk:has(input:checked){background:var(--accent-soft);box-shadow:inset 0 0 0 1.5px var(--accent);color:var(--accent)}
.chk:has(input:disabled){opacity:.55;cursor:default}
.chk input{width:16px;height:16px;margin:0;accent-color:var(--accent)}
.chk[hidden],.fld[hidden]{display:none}
.info p{margin-top:8px}
.info .notes{margin-top:12px;padding-top:12px}
.ferr{color:var(--bad);font-size:13.5px;font-weight:620}
@media(max-width:560px){
  #overlay{align-items:flex-end;padding:0}
  .modal{max-width:none;border-radius:28px 28px 0 0;max-height:92dvh}
  .mfoot .btn{flex:1 1 auto}
}
#toast{position:fixed;left:50%;bottom:calc(96px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:60;background:var(--ink);color:var(--surface);padding:11px 20px;border-radius:999px;font-size:14px;font-weight:560;max-width:min(92vw,460px);box-shadow:var(--shadow)}
#toast[hidden]{display:none}
@media(min-width:900px){#toast{bottom:28px}}

/* touch devices: bigger targets, no iOS zoom on focus */
@media(pointer:coarse){
  .iconbtn{width:42px;height:42px}
  .btn.sm{padding:9px 14px}
  .seg button{padding:9px 14px}
  .chip{padding:9px 15px}
  .check{width:32px;height:32px}
  .tmain{padding-block:3px}
  .tag{padding:5px 6px}
}
@media(max-width:700px){
  input,select,textarea{font-size:16px}
  .pagehead{margin-bottom:18px}
  .head-actions{width:100%}
  .head-actions .btn.primary{flex:1 1 auto}
  .weeknav .range{min-width:0;flex:1}
  .weeknav{flex:1 1 100%}
  .sitem b{font-size:26px}
  .toolbar select{max-width:none}
  .panel{padding:18px;border-radius:22px}
}
@media(prefers-reduced-motion:no-preference){
  .btn,.scard,.task,.lrow,.chip,.mat,.who{transition:box-shadow .18s,background .18s,transform .18s}
}