/* ArabicQalam Student Portal: one stylesheet, no framework.
   Colours follow arabicqalam.com (pale green, Archivo Black headings, Cabin text). */
:root{
  --paper:#fbfaf5; --surface:#ffffff; --green-50:#f1f8f2; --green-100:#e8f5ea; --green-200:#d3f0d8;
  --green-600:#3f7a4f; --green-700:#346642; --green-800:#23452d; --yellow-100:#fdf6d8; --yellow-300:#f1d77a;
  --yellow-700:#8a6a12; --ink:#1d231f; --muted:#5d6b61; --line:#e3e8e0; --danger:#a13d2d; --danger-bg:#fbeae6;
  --on-primary:#ffffff; --hero-grad:linear-gradient(135deg,#fdf6d8 0%,#eef7e6 55%,#e8f5ea 100%);
  --shadow:0 1px 2px rgba(35,69,45,.06),0 4px 16px rgba(35,69,45,.06);
  --display:"Archivo Black","Arial Black",Arial,sans-serif; --body:"Cabin",system-ui,-apple-system,"Segoe UI",sans-serif;
  --arabic:"Noto Naskh Arabic","Geeza Pro","Traditional Arabic",serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  color-scheme:dark; --paper:#141a16; --surface:#1b231e; --green-50:#1a241d; --green-100:#1f2c23; --green-200:#284030;
  --green-600:#6fb584; --green-700:#86c79a; --green-800:#cfe9d5; --yellow-100:#2c2814; --yellow-300:#c9ad4f;
  --yellow-700:#e7cf7d; --ink:#e7ede8; --muted:#a3b2a7; --line:#2b3a30; --danger:#f0a08f; --danger-bg:#3a201b;
  --on-primary:#0f1a12; --hero-grad:linear-gradient(135deg,#2a2714 0%,#1e2a20 60%,#1b261e 100%); --shadow:none;
}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font:16px/1.55 var(--body);margin:0}
a{color:var(--green-700)}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--yellow-300);outline-offset:2px;border-radius:6px}
.ar{font-family:var(--arabic);direction:rtl}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.shell{max-width:1080px;margin:0 auto;padding-inline:16px;padding-block:0 96px}
.shell.narrow{max-width:560px;padding-bottom:48px}
.top{display:flex;align-items:center;justify-content:space-between;padding-block:14px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.mark{width:38px;height:38px;border-radius:9px;background:var(--surface);border:1.5px solid var(--green-200);display:grid;place-items:center;font:700 26px/1 var(--arabic);color:#d4a21c;padding-bottom:6px}
.wordmark{font:15px/1 var(--display);letter-spacing:.14em;text-transform:uppercase;color:var(--green-800)}
.wordmark small{display:block;font:500 11px/1.4 var(--body);letter-spacing:.08em;color:var(--muted);margin-top:3px}
.top form{margin:0}
.linkbtn{background:none;border:0;color:var(--green-700);font-weight:600;cursor:pointer;padding:8px 4px;text-decoration:underline}
.layout{display:grid;gap:24px;grid-template-columns:minmax(0,1fr)}
@media (min-width:860px){.layout{grid-template-columns:200px minmax(0,1fr)}.shell{padding-bottom:40px}}

.nav{position:fixed;left:0;right:0;bottom:0;background:var(--surface);border-top:1px solid var(--line);display:flex;justify-content:space-around;padding:6px 4px calc(6px + env(safe-area-inset-bottom,0px));z-index:5}
.nav a{flex:1;text-decoration:none;padding:6px 2px;display:flex;flex-direction:column;align-items:center;gap:2px;font-size:12px;color:var(--muted);position:relative;min-height:48px}
.nav svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.nav a[aria-current="page"]{color:var(--green-700);font-weight:700}
.dot{position:absolute;top:4px;left:calc(50% + 8px);width:9px;height:9px;border-radius:50%;background:var(--yellow-300);border:2px solid var(--surface)}
@media (min-width:860px){
  .nav{position:sticky;top:16px;align-self:start;flex-direction:column;border:0;background:none;padding:0;gap:2px}
  .nav a{flex-direction:row;justify-content:flex-start;gap:12px;font-size:15px;padding:10px 12px;border-radius:10px;min-height:0}
  .nav a[aria-current="page"]{background:var(--green-100)}
  .dot{position:static;margin-left:auto}
}

h1{font:clamp(22px,4.6vw,30px)/1.2 var(--display);letter-spacing:.02em;margin:4px 0;color:var(--green-800);text-wrap:balance}
h2{font:700 19px/1.3 var(--body);margin:0 0 12px}
h3{font:700 16px/1.35 var(--body);margin:0}
p{margin:0;max-width:65ch}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.muted{color:var(--muted)}
.small{font-size:14px}
main{display:grid;gap:28px;min-width:0;align-content:start}
section{display:grid;gap:12px}
.stack{display:grid;gap:12px}

.hero{background:var(--hero-grad);border:1px solid var(--line);border-radius:18px;padding:24px 20px;display:grid;gap:14px}
.hero .when{font:clamp(24px,6vw,36px)/1.15 var(--display);color:var(--green-800)}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;border-radius:999px;padding:3px 10px;background:var(--green-100);color:var(--green-800);white-space:nowrap}
.chip.y{background:var(--yellow-100);color:var(--yellow-700)}
.chip.g{background:var(--line);color:var(--muted)}
.chip.r{background:var(--danger-bg);color:var(--danger)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border-radius:10px;border:1.5px solid transparent;font-weight:700;letter-spacing:.02em;cursor:pointer;text-decoration:none;font-size:16px}
.btn.primary{background:var(--green-600);color:var(--on-primary)}
.btn.primary:hover{background:var(--green-700)}
.btn.ghost{background:var(--surface);border-color:var(--line);color:var(--ink)}
.btn.ghost:hover{border-color:var(--green-600)}
.btn.sm{min-height:40px;padding:0 14px;font-size:14px}
.btn.danger{background:var(--surface);border-color:var(--danger);color:var(--danger)}
.btn.danger-fill{background:var(--danger);color:var(--surface)}
.btn.block{width:100%}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.row form{margin:0}

.list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.list li{display:flex;gap:14px;align-items:center;padding:14px 2px;border-bottom:1px solid var(--line)}
.list .grow{flex:1;min-width:0}
.list a.rowlink{display:flex;gap:14px;align-items:center;flex:1;min-width:0;color:inherit;text-decoration:none}
.list a.rowlink:hover h3{text-decoration:underline}
.avatar{width:40px;height:40px;flex:none;border-radius:50%;background:var(--green-200);color:var(--green-800);display:grid;place-items:center;font-weight:700}
.ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.form{display:grid;gap:16px}
.field{display:grid;gap:6px}
.field label,.field .label{font-weight:600;font-size:15px}
.field .hint{font-size:13px;color:var(--muted)}
.field .err{font-size:14px;color:var(--danger);font-weight:600}
.field input,.field select,.field textarea{min-height:48px;border:1.5px solid var(--line);border-radius:10px;padding:10px 12px;background:var(--surface);width:100%}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--green-600);outline:none}
.field [aria-invalid="true"]{border-color:var(--danger)}
.check{display:flex;gap:10px;align-items:flex-start;font-size:15px}
.check input{width:20px;height:20px;margin-top:2px;flex:none;accent-color:var(--green-600)}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.grid2{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:20px;box-shadow:var(--shadow);display:grid;gap:14px}
.note{background:var(--yellow-100);border-radius:10px;padding:12px 14px;font-size:15px}
.alert{background:var(--danger-bg);color:var(--danger);border-radius:10px;padding:12px 14px;font-weight:600}
.ok{background:var(--green-100);color:var(--green-800);border-radius:10px;padding:12px 14px;font-weight:600}

.todo{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:12px;background:var(--surface);border:1px solid var(--line);flex:1 1 200px;color:inherit;text-decoration:none}
.todo:hover{border-color:var(--green-600)}
.todo .n{font:26px/1 var(--display);color:var(--green-800);min-width:28px}
.todo.attn{background:var(--yellow-100);border-color:transparent}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.filters a{border:1.5px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 14px;font-weight:600;font-size:14px;color:var(--ink);text-decoration:none}
.filters a[aria-current="true"]{background:var(--green-800);color:var(--paper);border-color:var(--green-800)}
.search{display:flex;gap:8px;flex-wrap:wrap}
.search input{flex:1 1 220px;min-height:44px;border:1.5px solid var(--line);border-radius:10px;padding:0 12px;background:var(--surface)}
.status-bar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:12px 14px;border-radius:12px;background:var(--green-50)}
.status-bar .grow{flex:1 1 200px}
.back{color:var(--green-700);font-weight:600;text-decoration:none}
.confirm{display:grid;gap:12px;padding:18px;border-radius:12px;border:1.5px solid var(--danger);background:var(--danger-bg)}
table.history{width:100%;border-collapse:collapse;font-size:14px}
table.history td{padding:6px 4px;border-bottom:1px solid var(--line);vertical-align:top}
.center-card{display:grid;gap:18px;margin-block:24px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
.field label.check{font-weight:400}
.row.spread{justify-content:space-between}
.note.row .grow{flex:1 1 200px}

/* Messages */
.thread{display:flex;flex-direction:column;gap:10px;padding:4px 2px}
.msg{max-width:min(85%,560px);padding:10px 14px;border-radius:14px;background:var(--surface);border:1px solid var(--line);overflow-wrap:anywhere;display:grid;gap:6px}
.msg.me{align-self:flex-end;background:var(--green-100);border-color:transparent}
.msg time{font-size:12px;color:var(--muted)}
.msg .att{display:inline-flex;gap:6px;align-items:center;font-size:14px;font-weight:600}
.clip{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.8;flex:none}
.composer{display:grid;gap:10px;position:sticky;bottom:calc(72px + env(safe-area-inset-bottom,0px));background:var(--paper);padding-block:10px}
@media (min-width:860px){.composer{bottom:0}}
.composer textarea{min-height:52px;max-height:200px;resize:vertical;border:1.5px solid var(--line);border-radius:10px;padding:12px;background:var(--surface);width:100%}
.composer .row{justify-content:space-between}
.filepick{font-size:14px;max-width:100%}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:none}
.tabs a{padding:10px 12px;border-bottom:3px solid transparent;color:var(--muted);font-weight:600;white-space:nowrap;text-decoration:none}
.tabs a[aria-current="page"]{color:var(--green-800);border-color:var(--green-600)}
.ficon{width:42px;height:42px;flex:none;border-radius:9px;display:grid;place-items:center;background:var(--green-100);color:var(--green-800);font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase}
.ficon.link{background:var(--yellow-100);color:var(--yellow-700)}
.list li.hidden-item{opacity:.55}
.list .date{width:58px;flex:none;text-align:center;border-radius:10px;background:var(--green-50);padding:6px 0;line-height:1.15}
.list .date b{display:block;font:18px/1.15 var(--display);color:var(--green-800)}
.list .date span{font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.table-wrap{overflow-x:auto}
button[disabled]{opacity:.5;cursor:not-allowed}
.stack h2{margin-top:12px}
details.panel summary{cursor:pointer}
.filter-select{min-height:44px;border:1.5px solid var(--line);border-radius:10px;padding:0 10px;background:var(--surface)}
.share-more summary{cursor:pointer;font-weight:600;color:var(--green-700)}
.checks{display:grid;gap:8px;margin-top:10px;max-height:260px;overflow-y:auto;padding:8px;border:1px solid var(--line);border-radius:10px}
.top .row{gap:4px}
.top .row{flex-wrap:nowrap}
.top .linkbtn{padding:8px 2px;font-size:15px;white-space:nowrap}
@media (max-width:420px){.wordmark{font-size:13px;letter-spacing:.1em}}

/* Phase 2: menu split (phone shows 5 items + More; computer shows everything) */
.nav a.desk{display:none}
@media (min-width:860px){.nav a.desk{display:flex}.nav a.mob{display:none}}
.top .linkbtn[aria-current="page"]{text-decoration-thickness:3px}

/* Lectures */
.video{position:relative;aspect-ratio:16/9;border-radius:14px;overflow:hidden;background:#000;border:1px solid var(--line)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.lecture-card{display:grid;grid-template-columns:128px minmax(0,1fr);gap:14px;align-items:center;color:inherit;text-decoration:none;padding:12px 2px;border-bottom:1px solid var(--line)}
.lecture-card:hover h3{text-decoration:underline}
.thumb{aspect-ratio:16/9;border-radius:10px;background:var(--green-100) center/cover no-repeat;display:grid;place-items:center;color:var(--green-800);overflow:hidden}
.thumb svg{width:34px;height:34px;stroke:currentColor;fill:none;stroke-width:1.6}
.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.cards{border-top:1px solid var(--line)}
.prose{white-space:pre-wrap;overflow-wrap:anywhere;max-width:70ch}
.hero .thumb{max-width:420px}
@media (max-width:480px){.lecture-card{grid-template-columns:96px minmax(0,1fr)}}

/* Files with Open + Download */
.filerow{display:flex;gap:12px;align-items:center;padding:12px 2px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.filerow .grow{flex:1 1 160px;min-width:0}
.files{border-top:1px solid var(--line)}
audio{width:100%;max-width:420px;height:44px}

/* Homework */
.status{font-size:13px}
.answer{background:var(--green-50);border-radius:12px;padding:14px 16px;display:grid;gap:10px}
.feedback{background:var(--yellow-100);border-radius:12px;padding:14px 16px;display:grid;gap:10px}
.recorder{display:grid;gap:10px;padding:14px;border:1.5px dashed var(--line);border-radius:12px}
.recorder .rec-dot{width:12px;height:12px;border-radius:50%;background:var(--danger);display:inline-block;animation:pulse 1s infinite alternate}
@keyframes pulse{from{opacity:1}to{opacity:.3}}
.recorder[data-state="idle"] .when-recording,.recorder[data-state="idle"] .when-done,
.recorder[data-state="recording"] .when-idle,.recorder[data-state="recording"] .when-done,
.recorder[data-state="done"] .when-idle,.recorder[data-state="done"] .when-recording{display:none}
.recorder .timer{font-variant-numeric:tabular-nums;font-weight:700}
.overdue{color:var(--danger);font-weight:600}
.moregrid{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.moregrid a{display:flex;gap:12px;align-items:center;padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:inherit;text-decoration:none;font-weight:600}
.moregrid svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;color:var(--green-700)}
.groupchecks{display:grid;gap:8px}
.inline-form{display:inline}
[hidden]{display:none!important}
.block{display:block}.strong{font-weight:600}
.lecture-card.flat{border:0;padding:0}
.stack.tight{gap:4px}.row.tight{gap:6px}
.hero .when.mid{font-size:clamp(20px,5vw,28px)}
.list li.wrap{flex-wrap:wrap}
.answer-photo{max-width:100%;max-height:420px;border-radius:10px;margin-top:8px;display:block}
main > *, section > *, .hero > *, .stack > *, .panel > *, .form > *{min-width:0}
span.ellipsis{display:block}