/* منصة شعبة 101 — التصميم الأصلي النظيف */
:root{--ink:#051e19;--deep:#0a2f27;--panel:rgba(255,255,255,.045);--line:rgba(212,176,122,.2);--gold:#d4b07a;--gold2:#f1dcae;--cream:#f7f0e1;--mute:#9db3aa;--bad:#ef8a7a;--lg:#f7f0e1;--la:#d4b07a}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Tajawal',system-ui,sans-serif;color:var(--cream);direction:rtl;min-height:100vh;line-height:1.6;font-size:17px;background:var(--ink);overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;z-index:-1;background:radial-gradient(ellipse at 85% -10%,#14604f66,transparent 55%),radial-gradient(ellipse at 0 110%,#d4b07a24,transparent 50%)}
[hidden]{display:none!important}
h1,h2,h3,.disp{font-family:'Cairo','Tajawal',sans-serif;font-weight:600}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.soft{color:var(--mute);font-size:.9rem}
.wrap{max-width:1040px;margin:0 auto;padding:28px 18px 120px}
.view{display:none}.view.active{display:block;animation:fade .3s}
@keyframes fade{from{opacity:0}to{opacity:1}}
body:not(.is-admin):not(.is-supervisor) .staff-only,body:not(.is-admin) .owner-only{display:none!important}
body:not(.in) .hdr,body:not(.in) .ai,body:not(.in) .ai-win{display:none!important}

.hdr{position:sticky;top:0;z-index:90;display:flex;align-items:center;justify-content:space-between;padding:10px 22px;background:rgba(5,30,25,.8);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px}.brand b{display:block;font-size:1.2rem;line-height:1.2}.brand small{color:var(--mute);font-size:.75rem}
.logo{width:50px;height:44px}.logo-xl{width:170px;height:145px;display:block;margin:0 auto 6px}
.hdr-actions{display:flex;gap:10px;align-items:center}
.me-chip{display:flex;align-items:center;gap:8px;padding:8px 14px;border-radius:30px;border:1px solid var(--line);background:var(--panel);font-size:.9rem}
.me-chip .key{color:var(--gold);font-size:.75rem}.me-chip:hover{border-color:var(--gold)}
.icon-btn{width:42px;height:42px;border-radius:14px;border:1px solid var(--line);background:var(--panel);display:grid;place-items:center;color:var(--gold2);transition:.2s}
.icon-btn:hover{background:var(--gold);color:#1b1405}.icon-btn.sm{width:34px;height:34px;border-radius:11px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 22px;border-radius:14px;font-weight:600;color:#1b1405;background:linear-gradient(180deg,var(--gold2),var(--gold));transition:.2s;white-space:nowrap}
.btn:hover{filter:brightness(1.08);transform:translateY(-1px)}.btn.wide{width:100%;padding:14px}
.btn.ghost{background:var(--panel);color:var(--cream);border:1px solid var(--line)}
.btn.sm{padding:6px 14px;font-size:.85rem;border-radius:10px}

.field{width:100%;padding:13px 16px;border-radius:14px;background:rgba(0,0,0,.28);border:1px solid var(--line);outline:0;transition:.2s;color:var(--cream)}
.modern-select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23d4b07a' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:left 16px center;padding-inline-end:40px;cursor:pointer}
.field option{background:var(--ink);color:var(--cream)}
.field:focus{border-color:var(--gold);box-shadow:0 0 0 3px #d4b07a22}textarea.field{resize:vertical}
.inp{position:relative;margin-bottom:14px}.inp i{position:absolute;inset-inline-start:16px;top:50%;transform:translateY(-50%);color:var(--gold);pointer-events:none}.inp .field{padding-inline-start:46px}
.hint{font-size:.82rem;color:var(--mute);margin:-4px 0 14px}.hint i{color:var(--gold)}.hint b{color:var(--gold2);letter-spacing:2px}
.err{color:var(--bad);font-size:.85rem;min-height:1.3em;margin-bottom:6px}

.login{display:grid;place-items:center;min-height:calc(100vh - 80px);padding:20px 0}
.door{width:min(410px,100%);padding:44px 34px 34px;text-align:center;border-radius:210px 210px 30px 30px;background:linear-gradient(180deg,#d4b07a1c,#ffffff08);border:1px solid var(--line);box-shadow:0 0 0 10px var(--ink),0 0 0 11px var(--line),0 40px 90px #0009}
.door h1{font-size:2.3rem;line-height:1.2}.lead{color:var(--mute);margin:4px 0 26px;font-size:.92rem}.door form{text-align:right}

.greet{text-align:center;margin:18px 0 34px}.greet h1{font-size:clamp(2rem,6vw,3.2rem);line-height:1.2}.greet p{color:var(--gold)}
.tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px}
.tile{position:relative;text-align:center;padding:56px 24px 30px;border-radius:160px 160px 26px 26px;background:linear-gradient(180deg,#d4b07a1f,var(--panel));border:1px solid var(--line);cursor:pointer;transition:.3s}
.tile:hover{transform:translateY(-8px);border-color:var(--gold);box-shadow:0 24px 60px #d4b07a1c}
.tile .ic{width:72px;height:72px;margin:0 auto 18px;border-radius:50%;display:grid;place-items:center;font-size:1.7rem;color:#1b1405;background:linear-gradient(135deg,var(--gold2),var(--gold))}
.tile h3{font-size:1.4rem;margin-bottom:6px}.tile p{color:var(--mute);font-size:.9rem}

/* شارات الإشعارات على الأيقونات والمواد */
.tile-badge{position:absolute;top:20px;inset-inline-start:20px;min-width:24px;height:24px;padding:0 7px;border-radius:12px;background:var(--bad);color:#1b0a06;font-size:.8rem;font-weight:700;display:grid;place-items:center;box-shadow:0 4px 12px rgba(239,138,122,0.4)}
.sub-badge{position:absolute;top:14px;inset-inline-end:14px;width:12px;height:12px;border-radius:50%;background:var(--bad);box-shadow:0 0 10px var(--bad)}

.bar{display:flex;align-items:center;gap:14px;margin-bottom:24px}.bar h2{flex:1;font-size:1.7rem}
.sub-ic{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;font-size:1.3rem;color:var(--c,var(--gold));background:color-mix(in srgb,var(--c,var(--gold)) 16%,transparent);border:1px solid color-mix(in srgb,var(--c,var(--gold)) 38%,transparent)}

.subs{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.sub{position:relative;padding:22px;border-radius:24px;border:1px solid var(--line);cursor:pointer;overflow:hidden;background:radial-gradient(circle at 100% 0,color-mix(in srgb,var(--c) 20%,transparent),transparent 60%),var(--panel);transition:.25s}
.sub:hover{border-color:var(--c);transform:translateY(-4px)}
.sub .ic{width:58px;height:58px;border-radius:19px;display:grid;place-items:center;font-size:1.5rem;margin-bottom:18px;color:var(--c);background:color-mix(in srgb,var(--c) 16%,transparent);border:1px solid color-mix(in srgb,var(--c) 38%,transparent)}
.sub h3{font-size:1.3rem;margin-bottom:10px}.minis{display:flex;gap:8px;flex-wrap:wrap}
.mini{display:inline-flex;gap:6px;align-items:center;padding:3px 11px;border-radius:20px;background:#0000003a;font-size:.8rem;color:var(--cream)}.mini i{color:var(--c)}.mini.soft{color:var(--mute)}
.tools{position:absolute;top:14px;inset-inline-end:14px;display:flex;gap:6px}
.tools button{width:32px;height:32px;border-radius:10px;background:#0000004d;color:var(--mute);font-size:.8rem}.tools button:hover{background:var(--gold);color:#1b1405}

.seg{display:flex;gap:6px;padding:6px;border-radius:20px;background:rgba(0,0,0,.28);border:1px solid var(--line);overflow-x:auto;margin-bottom:22px}
.seg button{flex:1;display:flex;gap:9px;align-items:center;justify-content:center;padding:12px 16px;border-radius:14px;color:var(--mute);white-space:nowrap;transition:.2s}
.seg button.on{background:linear-gradient(180deg,var(--gold2),var(--gold));color:#1b1405;font-weight:600}

.item{position:relative;display:flex;gap:16px;align-items:flex-start;padding:18px 20px;margin-bottom:12px;border-radius:20px;background:var(--panel);border:1px solid var(--line);border-inline-start:3px solid var(--gold)}
.item .ic{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:#d4b07a22;color:var(--gold);flex:none}
.item .bd{flex:1;min-width:0}.item h4{font-size:1.1rem;font-weight:600}.item p{color:var(--mute);font-size:.92rem;white-space:pre-wrap}
.due{display:inline-flex;gap:7px;align-items:center;margin-top:8px;padding:3px 12px;border-radius:20px;background:#d4b07a1f;color:var(--gold2);font-size:.8rem}
.empty{text-align:center;padding:46px 20px}.empty h4{font-family:'Cairo',sans-serif;font-size:1.4rem;font-weight:600}.empty p{color:var(--mute);margin:6px 0 20px}
.empty-ic{width:84px;height:104px;margin:0 auto 20px;border-radius:44px 44px 12px 12px;border:1px solid var(--gold);display:grid;place-items:center;font-size:1.9rem;color:var(--gold);background:#d4b07a12}

.chat{height:min(660px,calc(100vh - 190px));display:flex;flex-direction:column;border-radius:28px;background:var(--panel);border:1px solid var(--line);overflow:hidden}
.msgs{flex:1;overflow-y:auto;padding:22px;display:flex;flex-direction:column;gap:16px}
.msg{display:flex;gap:10px;max-width:80%;align-items:flex-end}.msg.mine{align-self:flex-start}.msg.other{align-self:flex-end;flex-direction:row-reverse}
.av{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;flex:none;font-weight:700;color:var(--gold2);background:linear-gradient(135deg,#14584a,#0a342c);border:1px solid var(--gold)}
.av.big{width:84px;height:84px;font-size:2rem;margin:0 auto 12px}
.bub{padding:10px 16px 12px;border-radius:20px;background:#ffffff0f;border:1px solid var(--line)}
.mine .bub{background:linear-gradient(135deg,#1b6b59,#0f4a3d);border-color:#3b9c85;border-end-start-radius:5px}.other .bub{border-end-end-radius:5px}
.meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:2px}.meta b{font-size:.9rem;color:var(--gold2)}.meta time{font-size:.72rem;color:var(--mute)}
.chip{display:inline-flex;gap:5px;align-items:center;padding:1px 10px;border-radius:20px;font-size:.72rem;font-weight:600}
.chip.admin{background:linear-gradient(180deg,var(--gold2),var(--gold));color:#1b1405}.chip.supervisor{background:#7fd6c230;color:#9fe6d4;border:1px solid #7fd6c266}.chip.student{background:#ffffff14;color:var(--mute)}
.chat-in,.ai-foot{display:flex;gap:10px;padding:14px;border-top:1px solid var(--line)}.chat-in .field,.ai-foot .field{border-radius:30px}
.send{width:48px;height:48px;border-radius:50%;flex:none;background:linear-gradient(180deg,var(--gold2),var(--gold));color:#1b1405}

/* إشعار محاكاة الواتساب المنبثق أعلى الشاشة */
.chat-banner{position:fixed;top:18px;left:50%;transform:translateX(-50%) translateY(-120%);z-index:999;width:min(420px,calc(100vw - 32px));padding:12px 16px;border-radius:18px;background:#0a2f27;border:1px solid var(--gold);box-shadow:0 14px 40px rgba(0,0,0,0.6);display:flex;align-items:center;gap:12px;cursor:pointer;transition:transform .4s cubic-bezier(.175,.885,.32,1.275)}
.chat-banner.show{transform:translateX(-50%) translateY(0)}
.chat-banner .ic-whatsapp{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--gold2),var(--gold));color:#1b1405;display:grid;place-items:center;font-size:1.2rem;flex:none}
.chat-banner .info{flex:1;min-width:0}.chat-banner b{display:block;font-size:.95rem;color:var(--gold2)}.chat-banner p{font-size:.85rem;color:var(--cream);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

.stats{display:flex;gap:12px;margin-bottom:18px;flex-wrap:wrap}.stats div{padding:8px 18px;border-radius:30px;background:var(--panel);border:1px solid var(--line);font-size:.9rem;color:var(--mute)}.stats b{color:var(--gold2);font-size:1.1rem;margin-inline-start:6px}
.st-row{display:flex;align-items:center;gap:12px;padding:12px 16px;margin-bottom:10px;border-radius:20px;background:var(--panel);border:1px solid var(--line);flex-wrap:wrap}
.st-info{flex:1;min-width:150px}.st-info b{display:block}.st-info small{color:var(--mute);direction:ltr;display:inline-block}
.switch{display:flex;align-items:center;gap:8px;cursor:pointer;color:var(--mute);font-size:.85rem;position:relative}.switch input{position:absolute;opacity:0}
.switch span{width:46px;height:26px;border-radius:20px;background:#ffffff1f;position:relative;transition:.25s}
.switch span::after{content:"";position:absolute;top:3px;inset-inline-start:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:.25s}
.switch input:checked+span{background:var(--gold)}.switch input:checked+span::after{inset-inline-start:23px;background:#1b1405}
.card{padding:24px;margin-bottom:18px;border-radius:24px;background:var(--panel);border:1px solid var(--line)}.card h3{font-size:1.3rem;margin-bottom:12px}.card .soft{margin-bottom:14px}
.row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:14px}.row .field, .row > div{flex:1;min-width:160px}
.drop{text-align:center;border:1.5px dashed var(--gold)}.drop>i{font-size:2.2rem;color:var(--gold);margin-bottom:8px}.drop p{color:var(--mute);margin:4px 0 16px}

.ai{position:fixed;bottom:22px;left:22px;z-index:100;display:flex;align-items:center;gap:14px}
.ai-fab{width:64px;height:64px;border-radius:50%;font-size:1.7rem;display:grid;place-items:center;color:#1b1405;background:linear-gradient(135deg,var(--gold2),var(--gold));box-shadow:0 0 0 0 #d4b07a99;animation:ring 2.6s infinite}
@keyframes ring{70%{box-shadow:0 0 0 18px #d4b07a00}100%{box-shadow:0 0 0 0 #d4b07a00}}
.ai-tip{position:relative;padding:8px 16px;border-radius:16px;background:var(--deep);border:1px solid var(--gold);line-height:1.35}
.ai-tip b{display:block;font-size:.88rem;color:var(--gold2)}.ai-tip span{font-size:.75rem;color:var(--mute)}
.ai-win{display:none;position:fixed;bottom:102px;left:22px;width:min(370px,calc(100vw - 44px));height:480px;z-index:101;flex-direction:column;border-radius:26px;background:#08271f;border:1px solid var(--gold);box-shadow:0 30px 80px #000a;overflow:hidden}.ai-win.open{display:flex}
.ai-head{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line)}.ai-head b{flex:1}
.ai-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.ai-b{padding:10px 14px;border-radius:16px;max-width:86%;font-size:.92rem}.ai-b.bot{background:#ffffff10;border:1px solid var(--line)}.ai-b.user{align-self:flex-start;background:var(--gold);color:#1b1405}
.ai-foot .send{width:44px;height:44px}

.modal{display:none;position:fixed;inset:0;z-index:200;place-items:center;background:rgba(2,12,10,.8);backdrop-filter:blur(8px);padding:16px}.modal.open{display:grid}
.sheet{width:min(430px,100%);padding:28px;border-radius:28px;background:#0b2f27;border:1px solid var(--gold);box-shadow:0 30px 90px #000b;display:flex;flex-direction:column;gap:12px}
.sheet h3{font-size:1.5rem}.sheet.center{align-items:center;text-align:center}.acts{display:flex;gap:10px}.acts .btn{flex:1}
.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%,30px);padding:11px 24px;border-radius:30px;background:var(--gold);color:#1b1405;font-weight:600;opacity:0;pointer-events:none;transition:.3s;z-index:300}.toast.show{opacity:1;transform:translate(-50%,0)}

.rem{margin-bottom:26px;padding:20px;border-radius:24px;background:var(--panel);border:1px solid var(--gold)}.rem h3{font-size:1.2rem;margin-bottom:12px}.rem h3 i{color:var(--gold)}
.rem-row{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-top:1px solid var(--line)}.rem-row:first-of-type{border-top:0}
.rem-row .ic{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:#d4b07a22;color:var(--gold);flex:none}
.rem-row .bd{flex:1;min-width:0}.rem-row b{display:block}.rem-row small{color:var(--mute)}.rem-row p{color:var(--mute);font-size:.9rem}
.due-chip{padding:4px 12px;border-radius:20px;background:#d4b07a26;color:var(--gold2);font-size:.82rem;white-space:nowrap}
.rem-row.urgent .due-chip{background:#ef8a7a2e;color:var(--bad)}

.files{display:flex;flex-direction:column;gap:8px;margin-top:10px}
.file{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:14px;background:#0000003a;border:1px solid var(--line);font-size:.88rem}
.file>i{color:var(--gold);font-size:1.1rem}.file span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file small{color:var(--mute)}
.file button{padding:5px 12px;border-radius:10px;background:#d4b07a26;color:var(--gold2);font-size:.82rem}.file button:hover{background:var(--gold);color:#1b1405}
.sheet{max-height:92vh;overflow-y:auto}

/* قفل الأقسام */
.tile.locked{opacity:.55;filter:grayscale(.55);cursor:not-allowed;border-style:dashed}
.tile.locked:hover{transform:none;border-color:var(--line);box-shadow:none}
.tile.locked .ic{background:#ffffff1a;color:var(--mute)}

/* الإشعارات */
.bell{position:relative}
.bell .badge{position:absolute;top:-5px;inset-inline-start:-5px;min-width:20px;height:20px;padding:0 5px;border-radius:10px;background:var(--bad);color:#1b0a06;font-size:.72rem;font-weight:700;display:grid;place-items:center}
.bell.ring i{animation:shake .6s 2}
@keyframes shake{0%,100%{transform:rotate(0)}20%{transform:rotate(16deg)}40%{transform:rotate(-14deg)}60%{transform:rotate(10deg)}80%{transform:rotate(-8deg)}}
.notif-list{display:flex;flex-direction:column;gap:8px;max-height:52vh;overflow-y:auto}
.notif{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border-radius:16px;background:#0000003a;border:1px solid var(--line)}
.notif.new{border-color:var(--gold);background:#d4b07a14}
.notif .ic{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#d4b07a22;color:var(--gold);flex:none}
.notif b{display:block;font-weight:500;font-size:.95rem}.notif small{color:var(--mute)}

/* شرح الدرس وحالة الملفات */
.expl{white-space:pre-wrap;margin-top:10px;line-height:1.9}.expl h4{color:var(--gold2);margin:14px 0 4px;font-size:1.1rem}
.bk{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:10px 14px;margin-top:8px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid var(--line)}
.bk .nm{flex:1;min-width:160px;overflow:hidden;text-overflow:ellipsis}.bk small{color:var(--mute)}
.bk .st{font-size:.78rem;padding:2px 10px;border-radius:20px;background:#ffffff14;white-space:nowrap}
.bk .st.ok{color:#9fe6d4;background:#7fd6c230}.bk .st.bad{color:var(--bad);background:#ef8a7a26}
.bk-sub{margin-top:16px;color:var(--gold2);font-size:1rem}
.form-group{margin-bottom:14px}.form-group label{display:block;margin-bottom:6px}.mb-14{margin-bottom:14px}

/* لوحة الشعبة */
.post{padding:18px 20px;margin-bottom:14px;border-radius:20px;background:var(--panel);border:1px solid var(--line);border-inline-start:3px solid var(--gold)}
.post h4{font-size:1.15rem;font-weight:600}.post .by{color:var(--mute);font-size:.8rem}.post>p,.post>div+p{margin-top:8px;white-space:pre-wrap}
.opt{position:relative;display:block;width:100%;text-align:start;margin-top:8px;padding:10px 14px;border-radius:14px;border:1px solid var(--line);background:rgba(0,0,0,.25);overflow:hidden;color:var(--cream)}
.opt .fill{position:absolute;top:0;bottom:0;inset-inline-start:0;background:#d4b07a33;transition:width .4s}
.opt span{position:relative;display:flex;justify-content:space-between;gap:10px}
.opt.mine{border-color:var(--gold)}button.opt:hover{border-color:var(--gold)}
/* بطاقة مطلوباتي */
.sheet.my-card{width:min(520px,100%)}
.card-img{max-height:60vh;overflow-y:auto;border-radius:18px;border:1px solid var(--line);background:#00000033;display:grid;place-items:center;min-height:160px}
.card-img img{display:block;width:100%;height:auto}
/* واجبات منجزة */
.done-btn{margin-top:12px}
.done-box{margin-top:18px;padding:12px 16px;border-radius:18px;background:var(--panel);border:1px dashed var(--line)}
.done-box summary{cursor:pointer;color:var(--gold2);font-weight:600}.done-box summary i{color:var(--gold);margin-inline-end:6px}
.done-row{display:flex;align-items:center;gap:10px;padding:9px 0;border-top:1px solid var(--line);color:var(--mute)}.done-row:first-of-type{margin-top:10px}
.done-row i{color:var(--gold)}.done-row span{flex:1;min-width:0;text-decoration:line-through;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.done-row button{padding:4px 12px;border-radius:10px;background:#d4b07a26;color:var(--gold2);font-size:.82rem}.done-row button:hover{background:var(--gold);color:#1b1405}