/* Visual identity carried over from the original Egypt Curriculum Picker:
   exercise-book page — red margin rule, grade "ruler" of 12 tabs, subject rows
   like ruled lines, picked items collect in a tray. Physical left/right
   properties were converted to logical ones so the layout mirrors in Arabic (RTL). */
:root {
  --paper:#f7f8fb; --sheet:#ffffff; --ink:#18243a; --muted:#5b6679; --rule:#dde3ee; --rule-strong:#c4cddd;
  --accent:#1f4e8c; --accent-soft:#e3ecf8; --margin:#c0473b;
  --scored:#1d7a4f; --scored-bg:#e2f3ea; --pass:#83580c; --pass-bg:#faf0d9; --act:#5b6679; --act-bg:#eef0f4;
  --moe:#1f4e8c; --lang:#7a3fa0; --lang-bg:#f1e8f7; --ext:#8a5a1a; --ext-bg:#f8eedf;
  --prog:#0f6f78; --prog-bg:#e0f2f3; --exam:#a03c6b; --exam-bg:#f7e6ee;
  --danger:#b3261e; --danger-bg:#fbe9e7; --ok:#1d7a4f;
  --f-display:"Readex Pro","Segoe UI",Tahoma,sans-serif; --f-body:"Readex Pro","Segoe UI",Tahoma,sans-serif; --f-mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  color-scheme: light;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --paper:#0f141d; --sheet:#151c28; --ink:#e6ebf3; --muted:#9aa5b8; --rule:#253044; --rule-strong:#33405a;
  --accent:#8db6ef; --accent-soft:#1c2b44; --margin:#e0766b;
  --scored:#6fd0a0; --scored-bg:#123526; --pass:#e7bd68; --pass-bg:#3a2d10; --act:#a9b3c4; --act-bg:#212a3a;
  --moe:#8db6ef; --lang:#c9a2e6; --lang-bg:#2c1f3a; --ext:#e3b77a; --ext-bg:#36291a;
  --prog:#6fd3db; --prog-bg:#0f3134; --exam:#ee9cc2; --exam-bg:#3a1a29;
  --danger:#f2a49c; --danger-bg:#3d1714; --ok:#6fd0a0; color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#0f141d; --sheet:#151c28; --ink:#e6ebf3; --muted:#9aa5b8; --rule:#253044; --rule-strong:#33405a;
  --accent:#8db6ef; --accent-soft:#1c2b44; --margin:#e0766b;
  --scored:#6fd0a0; --scored-bg:#123526; --pass:#e7bd68; --pass-bg:#3a2d10; --act:#a9b3c4; --act-bg:#212a3a;
  --moe:#8db6ef; --lang:#c9a2e6; --lang-bg:#2c1f3a; --ext:#e3b77a; --ext-bg:#36291a;
  --prog:#6fd3db; --prog-bg:#0f3134; --exam:#ee9cc2; --exam-bg:#3a1a29;
  --danger:#f2a49c; --danger-bg:#3d1714; --ok:#6fd0a0; color-scheme:dark}

*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:15px;line-height:1.55}
[hidden]{display:none !important}
a{color:var(--accent)}
button{font:inherit;cursor:pointer}
button:disabled,button[aria-disabled="true"]{cursor:not-allowed;opacity:.6}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
h1[tabindex="-1"]:focus{outline:none}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;inset-inline-start:8px;top:-40px;background:var(--accent);color:var(--sheet);padding:6px 10px;border-radius:6px;z-index:50}
.skip:focus{top:8px}

/* ---------------------------------------------------------------- app chrome */
.topbar{position:sticky;top:0;z-index:20;background:var(--sheet);border-bottom:1px solid var(--rule)}
.topbar .in{max-width:1180px;margin:0 auto;padding:8px 20px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px}
.brand{font-family:var(--f-display);font-weight:700;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:8px;border-inline-start:3px solid var(--margin);padding-inline-start:10px}
.brand small{font-weight:400;color:var(--muted)}
@media (max-width:1320px){.brand small{display:none}}
td .row{flex-wrap:nowrap}
.nav{display:flex;flex-wrap:wrap;gap:2px;flex:1;min-width:0}
.nav a{padding:6px 8px;border-radius:6px;color:var(--ink);text-decoration:none;font-size:13.5px;white-space:nowrap}
.nav a[aria-current="page"]{background:var(--accent-soft);color:var(--accent);font-weight:600}
.tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
select,input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],input[type=url],input[type=datetime-local],input[type=date],textarea{font:inherit;font-size:14px;border:1px solid var(--rule-strong);background:var(--sheet);color:var(--ink);border-radius:8px;padding:7px 10px;min-width:0}
textarea{width:100%;min-height:70px}
/* Addresses read left to right in the Arabic interface too ("https://" not "//:https"). */
input[type=url],input[type=email],input[inputmode=url],input[placeholder^="https://"]{direction:ltr}
[dir=rtl] input[type=url],[dir=rtl] input[type=email],[dir=rtl] input[inputmode=url],[dir=rtl] input[placeholder^="https://"]{text-align:right}
.iconbtn{border:1px solid var(--rule-strong);background:var(--sheet);color:var(--ink);border-radius:8px;padding:6px 10px;font-size:13px;position:relative}
.badge{display:inline-block;min-width:18px;padding:0 5px;border-radius:9px;background:var(--margin);color:#fff;font-size:11px;line-height:18px;text-align:center}
.banner{background:var(--pass-bg);color:var(--ink);border-bottom:1px solid var(--rule)}
.banner .in{max-width:1180px;margin:0 auto;padding:8px 20px;font-size:13.5px;display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center}
.banner.danger{background:var(--danger-bg)}
.banner b{color:var(--pass)}
.banner.danger b{color:var(--danger)}

.wrap{max-width:1180px;margin:0 auto;padding-inline:20px;padding-block:28px 120px}
.page-head{border-inline-start:3px solid var(--margin);padding-inline-start:18px;display:grid;gap:6px;margin-bottom:20px}
.page-head h1{font-family:var(--f-display);font-weight:700;font-size:clamp(24px,3.4vw,32px);line-height:1.2;margin:0}
.page-head p{margin:0;color:var(--muted);max-width:75ch}
.card{background:var(--sheet);border:1px solid var(--rule);border-radius:10px;padding:16px 18px;margin-bottom:16px}
.card h2{font-size:17px;margin:0 0 10px;font-weight:600}
.card h3{font-size:15px;margin:14px 0 6px}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.stat{background:var(--sheet);border:1px solid var(--rule);border-radius:10px;padding:12px 14px}
.stat .k{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.stat .v{font-size:22px;font-weight:600;font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.mono{font-family:var(--f-mono);font-size:12.5px}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.spacer{flex:1}
.nowrap{white-space:nowrap}
.stack{display:grid;gap:12px}
.stack>*{min-width:0}

.btn{border:1px solid var(--accent);background:var(--accent);color:var(--sheet);border-radius:8px;padding:7px 14px;font-size:13.5px;text-decoration:none;display:inline-flex;align-items:center;gap:6px}
.btn.ghost{background:transparent;color:var(--accent)}
.btn.danger{background:var(--danger);border-color:var(--danger);color:#fff}
.btn.danger.ghost{background:transparent;color:var(--danger)}
.btn.small{padding:4px 10px;font-size:12.5px}
.linkbtn{background:none;border:0;color:var(--accent);padding:0;text-decoration:underline;font-size:inherit}

form.stack label,.field{display:grid;gap:4px;font-size:13.5px;font-weight:500}
.field input,.field select,.field textarea{font-weight:400}
.field .hint{font-weight:400;color:var(--muted);font-size:12.5px}
.field .err{color:var(--danger);font-weight:400;font-size:12.5px}
.field input[aria-invalid="true"]{border-color:var(--danger)}
.check,form.stack label.check{display:flex;gap:8px;align-items:center;font-weight:400}
.alert{border-radius:8px;padding:10px 14px;font-size:13.5px;background:var(--accent-soft)}
.alert:empty{display:none}
.alert.error{background:var(--danger-bg);color:var(--ink)}
.alert.ok{background:var(--scored-bg)}

.auth-page{min-height:100vh;display:grid;place-items:center;padding:24px 16px}
.auth-card{width:100%;max-width:440px;background:var(--sheet);border:1px solid var(--rule);border-radius:12px;padding:24px;border-inline-start:3px solid var(--margin)}
.auth-card h1{font-family:var(--f-display);font-size:24px;margin:0 0 4px}
.auth-card .sub{color:var(--muted);margin:0 0 18px}
.auth-foot{margin-top:16px;font-size:13.5px;display:flex;flex-wrap:wrap;gap:6px 14px;justify-content:space-between}
.auth-passkey{margin-top:14px}
.auth-or{margin:0;text-align:center;color:var(--muted);font-size:13.5px}
.auth-passkey .btn{width:100%}
.auth-lang{position:fixed;top:12px;inset-inline-end:12px}

table.data{width:100%;border-collapse:collapse;font-size:13.5px}
table.data th,table.data td{text-align:start;padding:8px 10px;border-top:1px solid var(--rule);vertical-align:top}
table.data th{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);border-top:0}
.table-wrap{overflow-x:auto}
.data td.actions{min-width:14rem}
.data td.actions .btn{margin-block:2px;margin-inline-end:4px}
details.payload summary{line-height:24px;cursor:pointer}
details.payload pre{max-height:16rem;overflow:auto}
/* Scope comparison: row headers read like body text; a coloured edge marks books in only one scope. */
.compare-controls{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.compare-controls .field{flex:1 1 220px;margin:0}
.compare-tools{justify-content:space-between;margin:14px 0}
table.compare th[scope="row"],table.compare tr.group th{font-family:var(--f-body);font-size:13.5px;letter-spacing:0;text-transform:none;color:var(--ink);border-top:1px solid var(--rule)}
table.compare th[scope="row"]{font-weight:400}
table.compare tr.group th{font-weight:600;padding-top:14px}
table.compare td{width:20%;font-size:15px}
table.compare .yes{color:var(--scored);font-weight:700}
table.compare tr.only-a th[scope="row"]{border-inline-start:3px solid var(--accent)}
table.compare tr.only-b th[scope="row"]{border-inline-start:3px solid var(--scored)}
/* Notes and assignees */
.small{font-size:12px}
table.compare.items td{width:auto;font-size:13.5px;vertical-align:top}
table.compare.items th[scope="row"]{vertical-align:top}
table.items td.note{white-space:pre-wrap;max-width:42ch}
table.items .pick{width:2.75em}
.items-bulk .compare-controls{margin-top:8px}
.items-bulk .compare-controls .btn{flex:none}
.items-bulk h2{margin:0}
.items-stats{margin-bottom:16px}
.mnote{font-size:12px;color:var(--accent);font-weight:700}
.pill{display:inline-block;font-family:var(--f-mono);font-size:11px;padding:1px 7px;border-radius:4px;background:var(--act-bg);color:var(--act)}
.pill.ok{background:var(--scored-bg);color:var(--scored)}
.pill.warn{background:var(--pass-bg);color:var(--pass)}
.pill.bad{background:var(--danger-bg);color:var(--danger)}

.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.plan{border:1px solid var(--rule-strong);border-radius:10px;padding:14px;background:var(--sheet);display:grid;gap:8px;align-content:start}
.plan.current{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
.plan h2,.plan h3{margin:0;font-size:17px}
.plan .price{font-size:22px;font-weight:600}
.plan ul{margin:0;padding-inline-start:18px;font-size:13px;color:var(--muted)}
.meter{height:8px;border-radius:4px;background:var(--rule);overflow:hidden}
.meter span{display:block;height:100%;background:var(--accent)}
.meter.full span{background:var(--danger)}

dialog{border:1px solid var(--rule-strong);border-radius:12px;background:var(--sheet);color:var(--ink);padding:20px;max-width:min(520px,calc(100vw - 32px));width:100%}
dialog::backdrop{background:rgba(10,15,25,.5)}
dialog h2{margin:0 0 10px;font-size:18px}
.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px;flex-wrap:wrap}
.toasts{position:fixed;inset-inline-end:16px;bottom:90px;z-index:60;display:grid;gap:8px;max-width:min(380px,calc(100vw - 32px))}
.toast-msg{background:var(--ink);color:var(--paper);padding:10px 14px;border-radius:8px;font-size:13.5px;box-shadow:0 4px 16px rgba(0,0,0,.2)}
.toast-msg.error{background:var(--danger);color:#fff}
.loading{padding:40px 0;color:var(--muted);text-align:center}
.qr{background:#fff;padding:8px;border-radius:8px;display:inline-block}
.codes{columns:2;font-family:var(--f-mono);font-size:14px;margin:8px 0;padding:10px 14px;background:var(--paper);border-radius:8px}
/* A key, secret or payload: one column, wrapped inside the dialog instead of running past its edge. */
pre.codes{columns:auto;white-space:pre-wrap;overflow-wrap:anywhere}
dialog .mono{overflow-wrap:anywhere}
.notif-list{list-style:none;margin:0;padding:0}
.notif-list li{padding:10px 0;border-top:1px solid var(--rule)}
.notif-list li.unread b::before{content:"● ";color:var(--margin)}

/* ---------------------------------------------------------------- picker (original layout) */
.picker header{border-inline-start:3px solid var(--margin);padding-inline-start:18px;display:grid;gap:8px}
.eyebrow{font-family:var(--f-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
/* Arabic letters join: no spacing between them, and the body font (the mono font has no Arabic). */
.eyebrow:lang(ar){font-family:var(--f-body);letter-spacing:0}
.picker h1{font-family:var(--f-display);font-weight:700;font-size:clamp(26px,4vw,38px);line-height:1.15;margin:0;text-wrap:balance}
.picker h1 span{font-weight:400;color:var(--muted)}
.lede{margin:0;max-width:70ch;color:var(--muted)}
.notice{margin-top:14px;background:var(--pass-bg);color:var(--ink);border-radius:8px;padding:10px 14px;font-size:13.5px;max-width:80ch}
.notice b{color:var(--pass)}

.controls{position:sticky;top:var(--topbar-h,52px);z-index:5;background:var(--paper);padding-block:14px 10px;margin-top:18px;border-bottom:1px solid var(--rule);display:grid;gap:10px}
.lbl{font-family:var(--f-mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);min-width:70px}
.seg{display:flex;flex-wrap:wrap;gap:4px}
.chipbtn{border:1px solid var(--rule-strong);background:var(--sheet);color:var(--ink);border-radius:999px;padding:4px 12px;font-size:13px}
.chipbtn[aria-pressed="true"],.chipbtn[aria-current="page"]{background:var(--accent);border-color:var(--accent);color:var(--sheet)}
.grades{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:3px;flex:1;min-width:0}
.gbtn{border:1px solid var(--rule-strong);background:var(--sheet);color:var(--ink);padding:6px 0;font-family:var(--f-mono);font-size:13px;border-radius:4px;font-variant-numeric:tabular-nums}
.gbtn small{display:block;font-size:9.5px;color:var(--muted);letter-spacing:.04em}
.gbtn[aria-pressed="true"]{background:var(--accent);color:var(--sheet);border-color:var(--accent)}
.gbtn[aria-pressed="true"] small{color:inherit;opacity:.8}
.controls input[type=search]{flex:1;max-width:340px}
.legend{display:flex;flex-wrap:wrap;gap:12px;font-size:12.5px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-inline-end:5px;vertical-align:-1px}
.sw-scored{background:var(--scored)} .sw-pass{background:var(--pass)} .sw-act{background:var(--act)}
.sw-moe{background:var(--moe)} .sw-lang{background:var(--lang)} .sw-ext{background:var(--ext)} .sw-prog{background:var(--prog)} .sw-exam{background:var(--exam)}
.scopebar{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.scopebar select{max-width:320px}
.ro-note{font-size:12.5px;color:var(--pass)}

section.grade{margin-top:28px}
.ghead{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 14px;border-inline-start:3px solid var(--margin);padding-inline-start:14px}
.ghead h2{font-family:var(--f-display);font-size:21px;font-weight:600;margin:0}
.ghead .ar{font-size:17px;color:var(--muted)}
.ghead .meta{font-family:var(--f-mono);font-size:12px;color:var(--muted)}
.gnote{margin-block:6px 0;margin-inline-start:17px;font-size:13px;color:var(--muted);max-width:90ch}
.block{margin-top:12px;background:var(--sheet);border:1px solid var(--rule);border-radius:10px;overflow:hidden}
.bhead{padding:9px 14px;background:var(--accent-soft);font-weight:600;font-size:13.5px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.bhead span{font-weight:400;color:var(--muted);font-size:12.5px}
.bhead span.bname{font-weight:600;color:var(--ink);font-size:13.5px}
.subj{display:grid;grid-template-columns:minmax(180px,250px) 1fr;gap:6px 18px;padding:11px 14px;border-top:1px solid var(--rule)}
.bhead + .subj{border-top:0}
.sname{min-width:0}
.sname b{font-weight:600;display:block}
.sname .ar{display:block;color:var(--muted);font-size:14px}
.status{display:inline-block;margin-top:4px;font-size:11px;font-family:var(--f-mono);padding:1px 7px;border-radius:4px;letter-spacing:.03em}
.st-scored{background:var(--scored-bg);color:var(--scored)}
.st-pass{background:var(--pass-bg);color:var(--pass)}
.st-act{background:var(--act-bg);color:var(--act)}
/* Verification marks: an expandable badge per subject, a small glyph per material. */
.verif{display:block;margin-top:4px;font-size:12px}
.verif summary{display:inline-flex;align-items:center;gap:4px;min-height:24px;cursor:pointer;list-style:none;font-family:var(--f-mono);font-size:11px;padding:2px 8px;border-radius:4px;letter-spacing:.03em}
.verif summary::-webkit-details-marker{display:none}
.verif.ok summary{background:var(--scored-bg);color:var(--scored)}
.verif.ok summary::before{content:"✓"}
.verif.warn summary{background:var(--pass-bg);color:var(--pass)}
.verif.warn summary::before{content:"!"}
.verif.part summary{background:var(--act-bg);color:var(--act)}
.verif ul{margin:6px 0 2px;padding-inline-start:16px;color:var(--muted);line-height:1.45;overflow-wrap:anywhere}
.verif li b{display:inline;color:var(--ink);font-weight:600}
.mv{font-weight:700;font-size:12px}
.mv.ok{color:var(--scored)}
.mv.warn{color:var(--pass)}
.vcoverage{margin-top:10px;font-size:13px;color:var(--muted);max-width:80ch}
.carry-banner{background:var(--accent-soft)}
dialog:has(.sheet-preview),dialog:has(.webhook-deliveries){max-width:min(760px,calc(100vw - 32px))}
.sheet-preview{max-height:60vh;overflow:auto;gap:8px}
.sheet-preview p,.sheet-preview h3{margin:0}
.sheet-preview ul{margin:4px 0;padding-inline-start:18px}
.sheet-preview li{overflow-wrap:anywhere}
.carry-subj{border-top:1px solid var(--rule);padding-block:10px}
.carry-subj h3{font-size:15px;margin:0 0 4px}
.carry-subj ul{margin:4px 0 8px;padding-inline-start:18px}
.carry-subj .check{margin-block:4px}
.mats{display:flex;flex-wrap:wrap;gap:6px;align-content:flex-start;min-width:0}
.mat{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--rule-strong);border-radius:6px;padding-block:4px;padding-inline:6px 9px;font-size:13px;background:var(--sheet);color:var(--ink);text-align:start;line-height:1.3}
.mat::before{content:"";width:13px;height:13px;border-radius:3px;border:1.5px solid currentColor;flex:none;opacity:.55}
.mat.moe{border-inline-start:3px solid var(--moe)}
.mat.lang{border-inline-start:3px solid var(--lang);background:var(--lang-bg)}
.mat.ext{border-inline-start:3px solid var(--ext);background:var(--ext-bg)}
.mat.prog{border-inline-start:3px solid var(--prog);background:var(--prog-bg)}
.mat.exam{border-inline-start:3px solid var(--exam);background:var(--exam-bg)}
.mat[aria-pressed="true"]{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}
.mat[aria-pressed="true"]::before{opacity:1;background:var(--accent);border-color:var(--accent);box-shadow:inset 0 0 0 2px var(--sheet)}
.mat.saving{opacity:.75}
/* Student portal: books are listed, not selected. */
.mat.book{padding-inline:9px}
.mat.book::before{display:none}
ul.legend{list-style:none;padding:0;margin:12px 0 0}
.student-foot{margin-top:24px}
.student-top .tools{margin-inline-start:auto}
.cred{font-family:var(--f-mono);font-size:15px;letter-spacing:.02em}
.code-big{font-family:var(--f-mono);font-size:18px;font-weight:600}
.card-actions{margin-top:12px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;margin:0;align-items:baseline}
.kv dd{margin:0}
.snote{grid-column:2;font-size:12.5px;color:var(--muted);margin:0}
.empty{padding:40px 0;color:var(--muted);text-align:center}

.tray{position:fixed;inset-inline:0;bottom:0;z-index:10;background:var(--sheet);border-top:2px solid var(--accent);padding:10px 20px calc(10px + env(safe-area-inset-bottom,0px))}
.tray .in{max-width:1180px;margin:0 auto;display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between}
.tray .count{font-weight:600}
.tray .count span{font-family:var(--f-mono);color:var(--accent)}
.act{border:1px solid var(--accent);background:var(--accent);color:var(--sheet);border-radius:8px;padding:7px 14px;font-size:13.5px;text-decoration:none}
.act.ghost{background:transparent;color:var(--accent)}
.panel{max-width:1180px;margin:10px auto 0;max-height:42vh;overflow:auto;border-top:1px solid var(--rule);padding-top:10px}
.panel pre{white-space:pre-wrap;font-family:var(--f-mono);font-size:12.5px;margin:0;color:var(--ink)}
.toast{font-size:13px;color:var(--scored)}
.sources{margin-top:40px;border-inline-start:3px solid var(--rule-strong);padding-inline-start:14px;font-size:13px;color:var(--muted)}
.sources h3{font-size:14px;color:var(--ink);margin:0 0 6px}
.sources ul{margin:0;padding-inline-start:18px}
.sources a{color:var(--accent);display:inline-block;padding-block:3px}

@media (max-width:720px){
  .subj{grid-template-columns:1fr}
  .snote{grid-column:1}
  .grades{grid-template-columns:repeat(6,minmax(0,1fr))}
  .lbl{min-width:0;width:100%}
  /* On a phone the wrapped top bar is tall: kept on screen it would cover a quarter of the page and the focused control. */
  .topbar{position:static}
  .topbar .in{padding:8px 12px}
  .wrap{padding-inline:16px}
  .controls{position:static}
}
@media (prefers-reduced-motion:no-preference){.mat,.chipbtn,.gbtn{transition:background .12s,border-color .12s}}

/* Classes and homework (docs/CLASSROOM.md) */
.crumbs{margin:0 0 4px;font-size:13.5px;color:var(--muted)}
.page-actions{margin-bottom:16px}
.row.spread{justify-content:space-between;margin-bottom:8px}
.row.spread h2{margin:0}
ul.plain{list-style:none;margin:0;padding:0;display:grid;gap:6px}
ul.plain.cols{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.checklist fieldset{border:1px solid var(--rule);border-radius:8px;padding:8px 12px;display:grid;gap:6px}
.checklist legend{font-weight:600;padding:0 4px}
.answer{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--paper);border:1px solid var(--rule);border-radius:8px;padding:10px 12px;margin:10px 0}
.files{list-style:none;margin:6px 0;padding:0;display:grid;gap:8px}
.file{display:flex;flex-wrap:wrap;align-items:center;gap:8px;min-width:0}
.file img{display:block;width:72px;height:72px;object-fit:cover;border:1px solid var(--rule);border-radius:6px;background:var(--paper)}
.hw-list{list-style:none;margin:0;padding:0}
.hw-list.card{padding-block:4px}
.hw-item{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 16px;padding:10px 0;border-top:1px solid var(--rule)}
.hw-item:first-child{border-top:0}
.hw-item>div{min-width:0}
.hw-title{font-weight:600}
.hw-side{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.due{font-size:13.5px;color:var(--muted)}
.due.overdue{color:var(--danger)}
.mark-big{font-family:var(--f-mono);font-size:26px;font-weight:600;margin:4px 0 8px}
.filters{margin-bottom:14px}

/* Online tests and exams (docs/ONLINE_TESTS.md) */
.tabs{margin:0 0 16px}
.grid2.tight{gap:0 16px}
ol.questions{list-style:none;margin:0;padding:0;counter-reset:q}
ol.questions.card{padding:4px 18px}
ol.questions>li{counter-increment:q}
.question{border-top:1px solid var(--rule);padding:12px 0;min-width:0}
ol.questions>li:first-child .question,ol.questions>li.question:first-child{border-top:0}
fieldset.question{border:1px solid var(--rule);border-radius:10px;padding:12px 16px;margin:0 0 14px;background:var(--sheet)}
fieldset.question legend{font-weight:600;padding:0 6px}
.prompt{white-space:pre-wrap;overflow-wrap:anywhere;margin:6px 0 10px;font-size:15.5px}
.opts{margin:4px 0 0;padding-inline-start:20px}
.opts li.right{font-weight:600}
.opt-row{display:grid;grid-template-columns:auto auto minmax(0,1fr) auto;gap:8px;align-items:center}
.opt-letter{font-weight:600;white-space:nowrap}
.choices .check{align-items:flex-start}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-inline-end:6px;vertical-align:middle}
.dot.on{background:var(--ok)}
.dot.off{background:var(--rule-strong)}
.testbar{position:sticky;top:0;z-index:5;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;background:var(--accent-soft);border:1px solid var(--rule);border-radius:10px;padding:10px 14px;margin:0 0 12px;font-weight:600}
.testbar.urgent{background:var(--danger-bg);color:var(--danger)}
.clock{font-family:var(--f-mono);font-size:18px}
.code-input{font-family:var(--f-mono);font-size:18px;letter-spacing:.15em;max-width:12em;text-transform:uppercase}
.mark-row{display:grid;grid-template-columns:minmax(0,14em) minmax(0,1fr);gap:8px 16px;align-items:start;margin-top:8px}
@media (max-width:640px){.mark-row{grid-template-columns:minmax(0,1fr)}.opt-row{grid-template-columns:auto minmax(0,1fr) auto}.opt-row .opt-letter{display:none}}
.mark-row .row{grid-column:1/-1}
.events{margin:0;padding-inline-start:20px;display:grid;gap:4px}
.summary{font-weight:600;margin:0 0 6px}
.submit-row{margin:8px 0 24px}
.answer-inline{white-space:pre-wrap;overflow-wrap:anywhere}

/* Gradebook and My grades (docs/CLASSROOM.md §10) */
.cell-sub{display:block;font-size:12px;color:var(--muted);font-weight:400}
table.data td.num,table.data th.num{text-align:end;font-variant-numeric:tabular-nums}
table.gradebook thead th{vertical-align:bottom;min-width:8em}
table.gradebook thead th a{font-family:var(--f-body);font-size:14px;letter-spacing:0;text-transform:none}
table.gradebook tbody th{font-family:inherit;font-size:inherit;letter-spacing:0;text-transform:none;color:var(--ink);font-weight:600;border-top:1px solid var(--rule)}
.subject-pick{display:flex;align-items:center;gap:8px}

/* Teaching plans (views/plans.js): the plan as a document, and its editor's repeated rows. */
.plan-doc{gap:4px}
.plan-doc .plan-title{font-family:var(--f-display);font-size:22px;margin:0 0 6px}
.plan-facts{display:grid;grid-template-columns:max-content 1fr;gap:4px 16px;margin:0 0 8px;font-size:14px}
.plan-facts dt{color:var(--muted)}
.plan-facts dd{margin:0}
.plan-section h2{font-size:16px;margin:14px 0 6px}
.plan-section ol,.plan-section ul{margin:0;padding-inline-start:22px;display:grid;gap:3px}
.prose{white-space:pre-line;overflow-wrap:anywhere;margin:0}
.plan-table tfoot th,.plan-table tfoot td{font-weight:600}
fieldset.plan-row{border:1px solid var(--rule);border-radius:8px;padding:10px 14px 14px;display:grid;gap:10px;margin:0}
fieldset.plan-row legend{font-weight:600;padding:0 4px}

@media print{
  .skip,.topbar,.banner,.toasts,.no-print,.crumbs{display:none !important}
  body,main{background:#fff !important;color:#000 !important}
  main.wrap{max-width:none;padding:0}
  .page-head{border:0;padding:0;margin-bottom:8px}
  .card{border:0;padding:0;box-shadow:none;background:#fff}
  .plan-doc table.data th,.plan-doc table.data td{border-top:1px solid #999;color:#000}
  .plan-section{break-inside:avoid-page}
  .plan-table tr{break-inside:avoid}
  a{color:#000;text-decoration:none}
}