:root{
  --paper:#E5E8E0; --panel:#F3F4EF; --panel2:#D8DCD0; --ink:#1A1F1C; --mut:#566058;
  --mag:#C2581A; --mag-soft:rgba(194,88,26,.12); --olive:#55632F; --olive-soft:rgba(85,99,47,.13);
  --blu:#2B6684; --blu-soft:rgba(43,102,132,.12); --ok:#3B7A33; --ok-soft:rgba(59,122,51,.13);
  --bad:#B4382A; --bad-soft:rgba(180,56,42,.11); --gold:#94700F;
  --line:rgba(26,31,28,.15); --line2:rgba(26,31,28,.28); --onacc:#fff;
  --zone-a:rgba(43,102,132,.10); --zone-b:rgba(194,88,26,.08); --zone-c:rgba(194,88,26,.16); --zone-e:rgba(43,102,132,.18); --zone-g:rgba(59,122,51,.07);
  --bld:#A4AC9A;
  --r1:4px; --r2:8px; --tabh:0px;
  --disp:"Saira Semi Condensed","Saira SemiCondensed","Segoe UI","Roboto Condensed",Arial,sans-serif;
  --body:"Lexend","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:"Atkinson Hyperlegible Mono",ui-monospace,"SF Mono",Consolas,monospace;
  box-sizing:border-box; padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
  color-scheme:light;
}

:root[data-gs="dark"]{
  --paper:#161B18; --panel:#1E2521; --panel2:#28302B; --ink:#E3E7DF; --mut:#98A296;
  --mag:#F08A3C; --mag-soft:rgba(240,138,60,.14); --olive:#A9B56E; --olive-soft:rgba(169,181,110,.13);
  --blu:#7FB6D2; --blu-soft:rgba(127,182,210,.14); --ok:#8CC77B; --ok-soft:rgba(140,199,123,.14);
  --bad:#EC7462; --bad-soft:rgba(236,116,98,.14); --gold:#DDB64C;
  --line:rgba(227,231,223,.11); --line2:rgba(227,231,223,.24); --onacc:#161B18;
  --zone-a:rgba(127,182,210,.10); --zone-b:rgba(240,138,60,.08); --zone-c:rgba(240,138,60,.18); --zone-e:rgba(127,182,210,.18); --zone-g:rgba(140,199,123,.08);
  --bld:#3A453E; color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.6 var(--body);-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--blu);text-underline-offset:2px}
:focus-visible{outline:2px solid var(--mag);outline-offset:2px}
h1,h2,h3{font-family:var(--disp);font-weight:700;line-height:1.1;margin:0 0 .5em;letter-spacing:.01em}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1.5px solid var(--ink);background:var(--ink);color:var(--paper);font-weight:700;padding:10px 18px;border-radius:var(--r1);cursor:pointer;min-height:44px;text-decoration:none}
.btn:hover{filter:brightness(1.1)}
.btn.mag{background:var(--mag);border-color:var(--mag);color:var(--onacc)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line2)}
.btn.ghost:hover{border-color:var(--ink);filter:none}
.btn.bad{background:transparent;color:var(--bad);border-color:var(--bad)}
.btn.sm{min-height:34px;padding:5px 11px;font-size:14px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.hud{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--r1)}
.hud::before,.hud::after{content:"";position:absolute;width:16px;height:16px;border:2px solid var(--mag);pointer-events:none}
.hud::before{top:-1px;left:-1px;border-right:0;border-bottom:0}
.hud::after{bottom:-1px;right:-1px;border-left:0;border-top:0}
.field{display:block;margin:0 0 12px}
.field span{display:block;font:600 14px var(--disp);letter-spacing:.03em;color:var(--olive);margin-bottom:4px}
.input{width:100%;padding:11px 12px;border-radius:var(--r1);border:1.5px solid var(--line2);background:var(--paper);color:var(--ink)}
.input:focus{border-color:var(--mag);outline:none}
.note{font-size:14px;color:var(--mut)}
.msg{padding:10px 12px;border-radius:var(--r1);border-left:3px solid;margin:0 0 12px;font-size:15px}
.msg.ok{background:var(--ok-soft);border-color:var(--ok)}
.msg.err{background:var(--bad-soft);border-color:var(--bad)}
.msg.info{background:var(--blu-soft);border-color:var(--blu)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}
.brand svg{width:30px;height:30px;color:var(--mag);flex:none}
.brand b{display:block;font:700 21px/1 var(--disp);letter-spacing:.02em}
.brand small{display:block;font-size:12px;color:var(--mut);letter-spacing:.04em;margin-top:2px}
.eyebrow{color:var(--olive);font:600 14px/1.2 var(--disp);letter-spacing:.05em;text-transform:uppercase}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--mut);margin:4px 0 14px}
.check input{margin-top:4px;accent-color:var(--mag)}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:0 0 16px}
.tabs button{background:none;border:0;border-bottom:2px solid transparent;padding:9px 12px;cursor:pointer;font-weight:600;color:var(--mut)}
.tabs button[aria-selected="true"]{color:var(--ink);border-color:var(--mag)}

/* Password show/hide eye toggle */
.pw{position:relative;display:block}
.pw .input{padding-right:44px}
.pw-eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:34px;height:34px;display:grid;place-items:center;border:0;border-radius:8px;background:none;color:var(--olive);cursor:pointer;padding:0}
.pw-eye:hover{color:var(--ink)}
.pw-eye:focus-visible{outline:2px solid var(--mag);outline-offset:1px}
.pw-eye svg{width:21px;height:21px;display:block}
.pw-eye .pupil{transition:r .2s ease,opacity .2s ease;transform-origin:center}
.pw-eye .slash{stroke-dasharray:26;stroke-dashoffset:26;transition:stroke-dashoffset .25s ease}
.pw-eye[aria-pressed="true"] .slash{stroke-dashoffset:0}
.pw-eye[aria-pressed="true"] .pupil{r:1.4}

/* Hub account bubble, dropdown and Settings */
.hubhead{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin:0 0 16px}
.hubwho{min-width:0}
.acct{position:relative;flex:none}
.acct-btn{width:44px;height:44px;border-radius:50%;border:1.5px solid var(--line2);background:var(--panel);color:var(--ink);font:700 18px var(--disp);cursor:pointer;display:grid;place-items:center}
.acct-btn:hover{border-color:var(--mag);color:var(--mag)}
.acct-menu{position:absolute;right:0;top:50px;min-width:190px;background:var(--panel);border:1px solid var(--line2);border-radius:12px;box-shadow:0 12px 30px rgba(0,0,0,.28);padding:6px;z-index:30}
.acct-menu button,.acct-menu a{display:flex;align-items:center;gap:10px;width:100%;padding:11px 12px;border:0;border-radius:9px;background:none;color:var(--ink);font:500 14px/1.1 var(--body);text-align:left;cursor:pointer;text-decoration:none}
.acct-menu button:hover,.acct-menu a:hover{background:var(--olive-soft)}
.acct-menu svg{width:18px;height:18px;flex:none;color:var(--olive)}
.setgrp{border:1px solid var(--line2);border-radius:12px;padding:14px 14px 4px;margin:0 0 14px}
.setgrp h3{margin:0 0 12px;font-size:16px}
.setrow{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin:0 0 12px}
.setrow>span{font:600 13px var(--disp);letter-spacing:.03em;color:var(--olive)}
.setrow-act{justify-content:flex-end;margin-top:2px}
.seg.uset{display:inline-flex;flex-wrap:wrap;gap:2px;background:var(--panel2);border:1px solid var(--line2);border-radius:10px;padding:3px}
.seg.uset button{border:0;background:none;color:var(--mut);font:600 13px/1 var(--body);padding:8px 12px;border-radius:7px;cursor:pointer;min-height:36px}
.seg.uset button:hover{color:var(--ink)}
.seg.uset button.on{background:var(--mag);color:var(--onacc)}
.warnbox-inline{border:1px solid var(--line2);border-left:4px solid var(--mag);border-radius:10px;padding:10px 12px;display:flex;flex-direction:column;gap:2px;font-size:13px;margin-top:10px}
.warnbox-inline b{color:var(--ink);font-size:14px}

/* account bubble showing a photo (hub header; course/admin set the same class) */
.acct-btn.hasimg{background-size:cover;background-position:center;border-color:var(--line2);color:transparent}
.acct-btn.hasimg span{display:none}

/* Settings > Account */
.acctrow{align-items:center}
.ap-ctl{display:flex;align-items:center;gap:12px}
.ap-prev{width:60px;height:60px;border-radius:50%;border:1.5px solid var(--line2);background:var(--panel2);background-size:cover;background-position:center;display:grid;place-items:center;font:700 22px var(--disp);color:var(--olive);cursor:pointer;flex:none;overflow:hidden}
.ap-prev.hasimg{color:transparent}
.ap-prev.hasimg span{display:none}
.ap-prev.drop{border-color:var(--mag);border-style:dashed}
.ap-btns{display:flex;flex-direction:column;gap:6px}
.setform{display:flex;flex-direction:column;gap:10px;margin:0 0 14px;padding:0 0 14px;border-bottom:1px solid var(--line)}
.setform:last-of-type{border-bottom:0}
.setform .field{display:flex;flex-direction:column;gap:5px}
.setform .field>span{font:600 13px var(--disp);letter-spacing:.03em;color:var(--olive)}
.setform button[type=submit]{align-self:flex-start}
.setform .input[readonly]{opacity:.7;cursor:default;background:var(--panel2)}
.emailchange{display:flex;flex-direction:column;gap:10px;margin-top:10px;padding-top:12px;border-top:1px dashed var(--line2)}

/* crop dialog */
.crop-dlg{border:1px solid var(--line2);border-radius:14px;background:var(--panel);color:var(--ink);padding:16px;width:min(340px,92vw);box-shadow:0 20px 60px rgba(0,0,0,.4)}
.crop-dlg::backdrop{background:rgba(0,0,0,.55)}
.crop-head{display:flex;align-items:center;justify-content:space-between;margin:0 0 12px}
.crop-head b{font:700 17px var(--disp)}
.crop-head .x{background:none;border:0;color:var(--mut);font-size:24px;line-height:1;cursor:pointer;padding:0 4px}
.crop-stage{position:relative;width:288px;max-width:100%;height:288px;margin:0 auto;border-radius:12px;overflow:hidden;background:#000;touch-action:none;cursor:grab}
.crop-stage:active{cursor:grabbing}
.crop-stage canvas{display:block;width:100%;height:100%}
/* Dim everything OUTSIDE the circle (the part that gets trimmed); the circle stays clear */
.crop-mask{position:absolute;inset:0;pointer-events:none;border-radius:50%;box-shadow:0 0 0 999px rgba(0,0,0,.6);outline:2px solid rgba(255,255,255,.7);outline-offset:-1px}
.crop-zoom{display:flex;align-items:center;gap:10px;margin:14px 2px 0}
.crop-zoom span{font:600 13px var(--disp);color:var(--olive)}
.crop-zoom input[type=range]{flex:1;accent-color:var(--mag)}
.crop-hint{margin:8px 0 0;text-align:center}
.crop-act{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}