/* =====================================================
   فراسا — Design System (RTL, Vazirmatn)
   پالت از لوگوی فراسا: سرمه‌ای #0c3060، خورشیدی #fc9c24، فیروزه‌ای #189ca8
   ===================================================== */
:root{
  --nav:#0a1c38; --nav2:#0f284e; --nav3:#153a6b;
  --bg:#eef1f8; --surface:#fff; --surface2:#f7f9fc;
  --ink:#15203b; --ink2:#33456f; --muted:#687693;
  --line:rgba(21,32,59,.10); --line2:rgba(21,32,59,.18);
  --accent:#f59d24; --accsoft:rgba(245,157,36,.14);
  --teal:#159fae; --tealsoft:rgba(21,159,174,.13); --cream:#fdf7ec;
  --ok:#12a150; --warn:#e08600; --bad:#d13b32; --info:#2f7fd0;
  --r:17px;
  --sh:0 1px 2px rgba(16,26,52,.05),0 10px 30px -14px rgba(16,26,52,.24);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Vazirmatn',Tahoma,Arial,sans-serif;background:var(--bg);color:var(--ink);direction:rtl;font-size:14px;line-height:1.8}
a{color:var(--info);text-decoration:none}
a:hover{text-decoration:underline}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}
.hidden{display:none!important}

/* ---------- Login ---------- */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px;position:relative;overflow:hidden;background:radial-gradient(900px 520px at 88% -12%,rgba(21,159,174,.28),transparent 55%),radial-gradient(760px 460px at 6% 110%,rgba(245,157,36,.17),transparent 55%),linear-gradient(165deg,var(--nav) 0%,var(--nav2) 55%,var(--nav3) 100%)}
.login-wrap::before,.login-wrap::after{content:'';position:absolute;border-radius:50%}
.login-wrap::before{width:520px;height:520px;left:-180px;top:-180px;background:rgba(245,157,36,.14)}
.login-wrap::after{width:420px;height:420px;right:-140px;bottom:-160px;background:rgba(255,255,255,.05)}
.login-card{position:relative;z-index:1;width:min(440px,100%);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(14px);border-radius:26px;padding:34px 30px;color:#e9eefb;box-shadow:0 30px 80px -30px rgba(0,0,0,.6)}
.login-brand{display:flex;flex-direction:column;align-items:center;gap:10px;margin-bottom:22px;text-align:center}
.login-brand .mark{width:88px;height:88px;border-radius:24px;background:var(--cream);display:grid;place-items:center;box-shadow:0 18px 40px -14px rgba(0,0,0,.55),inset 0 0 0 1px rgba(21,32,59,.08)}
.login-brand .mark img{width:62px;height:62px;object-fit:contain;display:block}
.login-brand h1{font-size:22px;color:#fff}
.login-brand p{font-size:11px;color:#b7c2da}
.login-card label{display:block;font-size:11px;color:#b7c2da;margin:14px 0 5px}
.login-card input{width:100%;background:rgba(0,0,0,.25);border:1px solid rgba(255,255,255,.16);color:#fff;border-radius:12px;padding:11px 13px;font-size:13px;outline:none;transition:.2s}
.login-card input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accsoft)}
.login-card .row{display:flex;gap:10px;margin-top:14px}
.login-card .row button{flex:1}
.login-card .hint{margin-top:16px;font-size:10px;color:#8e9bb4;line-height:1.9;border-top:1px dashed rgba(255,255,255,.15);padding-top:12px}
.otp-row{display:flex;gap:8px;direction:ltr;justify-content:center;margin-top:6px}
.otp-row input{width:44px;height:50px;text-align:center;font-size:20px;font-weight:700}
.login-err{background:rgba(209,59,50,.15);border:1px solid rgba(209,59,50,.4);color:#ffb4ae;font-size:11px;border-radius:10px;padding:8px 12px;margin-top:12px;display:none}
.login-err.show{display:block}
.userpick{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:8px}
.userpick button{background:rgba(0,0,0,.25);border:1px solid rgba(255,255,255,.14);color:#dfe6f7;border-radius:12px;padding:10px 4px;font-size:10px;transition:.15s}
.userpick button:hover,.userpick button.on{border-color:var(--accent);background:rgba(245,157,36,.16);color:#fff}
.userpick button i{display:block;font-size:20px;font-style:normal;margin-bottom:3px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line2);background:var(--surface);color:var(--ink);border-radius:12px;padding:8px 16px;font-size:12px;font-weight:600;transition:.15s}
.btn:hover{border-color:var(--accent);color:#a5650a;box-shadow:0 4px 14px -6px rgba(245,157,36,.45)}
.btn-primary{background:linear-gradient(135deg,#ffab3d,#d97e0e);color:#fff;border:0}
.btn-primary:hover{color:#fff;filter:brightness(1.06)}
.btn-dark{background:var(--nav);color:#e7edf9;border:0}
.btn-dark:hover{color:#fff}
.btn-danger{background:rgba(209,59,50,.1);color:var(--bad);border-color:rgba(209,59,50,.3)}
.btn-sm{padding:5px 12px;font-size:11px;border-radius:10px}
.btn-block{width:100%}

/* ---------- Badges / status ---------- */
.status{display:inline-block;border-radius:20px;padding:2px 9px;font-size:10px;background:rgba(18,161,80,.12);color:var(--ok);white-space:nowrap}
.status.info{background:rgba(47,127,208,.12);color:var(--info)}
.status.warn{background:rgba(224,134,0,.13);color:#a86400}
.status.danger{background:rgba(209,59,50,.12);color:var(--bad)}
.status.muted{background:var(--surface2);color:var(--muted)}
.status.gold{background:var(--accsoft);color:#a5650a}
.chip{display:inline-block;font-size:10px;border:1px solid var(--line2);border-radius:20px;padding:3px 10px;color:var(--muted);background:var(--surface)}

/* ---------- Shell ---------- */
.app{display:flex;min-height:100vh}
.sidebar{width:276px;background:linear-gradient(180deg,var(--nav),var(--nav2) 55%,var(--nav3));color:#e7edf9;position:sticky;top:0;height:100vh;overflow:auto;flex:none;display:flex;flex-direction:column}
.sidebar::-webkit-scrollbar{width:5px}
.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.15);border-radius:5px}
.brand{padding:19px;display:flex;gap:12px;align-items:center;border-bottom:1px solid rgba(255,255,255,.1)}
.mark{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;flex:none}
.mark img{width:38px;height:38px;object-fit:contain;display:block}
.brand b{display:block;color:#fff;font-size:17px}
.brand small{color:#b7c2da;font-size:10px}
.rolebox{padding:15px 12px;border-bottom:1px solid rgba(255,255,255,.1)}
.rolebox>span{display:block;color:var(--accent);font-size:11px;margin-bottom:8px}
.rolelabel{display:flex;align-items:center;gap:8px;color:#dfe6f7;padding:9px 11px;border-radius:10px;font-size:12px;cursor:pointer;margin:3px 0}
.rolelabel:hover{background:rgba(255,255,255,.09)}
.rolelabel.on{background:rgba(245,157,36,.18);color:#fff;outline:1px solid rgba(245,157,36,.45)}
.rolelabel b{font-size:13px}
.menubox{padding:9px 10px 18px}
.menubox .heading{color:#93a1bd;font-size:10px;padding:11px 11px 4px}
.menulabel{display:flex;gap:10px;align-items:center;color:#dfe6f7;padding:10px 11px;border-radius:10px;font-size:12px;cursor:pointer}
.menulabel:hover{background:rgba(255,255,255,.08)}
.menulabel.on{background:linear-gradient(90deg,rgba(245,157,36,.22),rgba(245,157,36,.05));color:#fff;outline:1px solid rgba(245,157,36,.4)}
.menulabel .mi{width:22px;text-align:center}
.menulabel .badgecount{margin-right:auto;background:var(--bad);color:#fff;border-radius:10px;padding:0 7px;font-size:10px}
.sidefoot{padding:14px 18px;color:#8e9bb4;font-size:10px;border-top:1px solid rgba(255,255,255,.08);margin-top:auto}
.dot{display:inline-block;width:8px;height:8px;background:#22c55e;border-radius:50%;margin-left:5px}
.main{min-width:0;flex:1}
.topbar{height:72px;background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:14px;padding:12px 24px;position:sticky;top:0;z-index:10}
.topbar h1{font-size:18px}
.topbar p{font-size:11px;color:var(--muted)}
.topfill{flex:1}
.topicon{width:38px;height:38px;border:1px solid var(--line);border-radius:11px;display:grid;place-items:center;background:var(--surface);font-size:17px;position:relative;color:var(--ink2)}
.topicon:hover{border-color:var(--accent)}
.topicon .badgecount{position:absolute;top:-6px;left:-6px;background:var(--bad);color:#fff;border-radius:10px;padding:0 6px;font-size:9px}
.topsearch{position:relative}
.topsearch input{width:250px;border:1px solid var(--line);border-radius:12px;padding:9px 36px 9px 13px;background:var(--surface2);font-size:12px;outline:none}
.topsearch input:focus{border-color:var(--accent)}
.topsearch .si{position:absolute;right:11px;top:9px;color:var(--muted)}
.topavatar{width:40px;height:40px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),#d97e0e);font-weight:900;color:#10203f;cursor:pointer}
.content{padding:22px;max-width:1400px;margin:auto}
.panel{display:none}
.panel.show{display:block;animation:fadeIn .25s}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.panel>h2{font-size:24px;line-height:1.3;margin-bottom:2px}
.panel>p{color:var(--muted);font-size:12px;margin-bottom:18px}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(120deg,var(--nav),var(--nav2) 60%,var(--nav3));color:#fff;border-radius:22px;padding:24px;display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:18px;overflow:hidden;position:relative}
.hero:before{content:'';position:absolute;width:280px;height:280px;border-radius:50%;left:-90px;top:-130px;background:rgba(245,157,36,.22)}
.hero>div{position:relative;z-index:1}
.hero h2{font-size:25px;margin-bottom:4px}
.hero p{font-size:12px;opacity:.85;max-width:720px}
.chips{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px}
.chips span{font-size:10px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.1);border-radius:20px;padding:4px 10px}
.hero-stat{border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.1);border-radius:17px;padding:14px 25px;text-align:center;min-width:145px;position:relative;z-index:1}
.hero-stat strong{display:block;color:var(--accent);font-size:30px;line-height:1}
.hero-stat small{font-size:10px}

/* ---------- Grids / cards ---------- */
.kgrid,.grid{display:grid;gap:15px;margin-bottom:17px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g5{grid-template-columns:repeat(5,minmax(0,1fr))}
.g21{grid-template-columns:2fr 1fr}
.g32{grid-template-columns:3fr 2fr}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:16px;display:flex;justify-content:space-between;align-items:center;position:relative;overflow:hidden}
.kpi:before{content:'';position:absolute;right:0;top:0;bottom:0;width:4px;background:var(--accent)}
.kpi.blue:before{background:var(--info)}.kpi.green:before{background:var(--ok)}
.kpi.red:before{background:var(--bad)}.kpi.orange:before{background:var(--warn)}
.kpi strong{display:block;font-size:25px;line-height:1.1}
.kpi span{display:block;color:var(--muted);font-size:11px;margin-top:5px}
.kicon{width:38px;height:38px;border-radius:12px;background:var(--accsoft);display:grid;place-items:center;font-size:18px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh);padding:17px;min-width:0}
.card h3{font-size:14px;margin-bottom:14px}
.card .sub{color:var(--muted);font-size:11px;margin:-10px 0 12px}

/* ---------- Charts (CSS-only) ---------- */
.bars{height:180px;display:flex;align-items:end;justify-content:space-around;gap:7px;padding:10px 4px 0;border-bottom:1px solid var(--line)}
.bar-col{height:100%;display:flex;flex-direction:column;justify-content:end;align-items:center;gap:5px;flex:1}
.bar-col i{width:min(28px,75%);border-radius:6px 6px 0 0;display:block;background:linear-gradient(180deg,var(--accent),#c97a0e)}
.bar-col.b i{background:linear-gradient(180deg,#5b8def,var(--info))}
.bar-col span{font-size:9px;color:var(--muted)}
.line{width:100%;height:190px}
.ring{width:160px;height:160px;border-radius:50%;margin:4px auto 10px;background:conic-gradient(var(--ring) var(--pct),var(--surface2) 0);display:grid;place-items:center;position:relative}
.ring:after{content:'';position:absolute;width:115px;height:115px;border-radius:50%;background:var(--surface)}
.ring b{position:relative;z-index:1;font-size:24px}
.ring span{position:absolute;z-index:1;font-size:10px;color:var(--muted);margin-top:46px}
.hbar{display:flex;align-items:center;gap:10px;margin:9px 0;font-size:11px}
.hbar .lbl{width:110px;color:var(--ink2);white-space:nowrap}
.hbar .track{flex:1;height:10px;background:var(--surface2);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.hbar .fill{height:100%;border-radius:10px;background:linear-gradient(90deg,var(--teal),#0d7f8d)}
.hbar .val{width:44px;text-align:left;color:var(--muted)}

/* ---------- Tables ---------- */
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse;font-size:11px}
th{background:var(--surface2);color:var(--muted);text-align:right;white-space:nowrap;padding:11px;border-bottom:1px solid var(--line);font-weight:600}
td{padding:11px;border-bottom:1px solid var(--line);color:var(--ink2);white-space:nowrap}
tr:last-child td{border-bottom:0}
tbody tr:hover td{background:var(--surface2)}

/* ---------- Notices / lists ---------- */
.notice{border:1px solid var(--line);border-right:4px solid var(--accent);background:var(--surface2);padding:11px 13px;border-radius:11px;margin:8px 0}
.notice b{display:block;font-size:12px}
.notice small{display:block;color:var(--muted);font-size:10px}
.notice.info{border-right-color:var(--info)}.notice.success{border-right-color:var(--ok)}
.notice.warn{border-right-color:var(--warn)}.notice.danger{border-right-color:var(--bad)}
.list{display:flex;flex-direction:column}
.list .li{display:flex;align-items:center;gap:12px;padding:11px 2px;border-bottom:1px solid var(--line);font-size:12px}
.list .li:last-child{border-bottom:0}
.list .av{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--accsoft);font-size:17px;flex:none}
.list .li .tt{flex:1;min-width:0}
.list .li .tt b{display:block;font-size:12px}
.list .li .tt small{color:var(--muted);font-size:10px}
.tag{display:inline-block;font-size:9px;border-radius:7px;padding:1px 8px;background:var(--accsoft);color:#a5650a}

/* ---------- Chat ---------- */
.chatbox{display:flex;flex-direction:column;height:430px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);overflow:hidden}
.chat-head{padding:13px 17px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px;background:var(--surface2)}
.chat-body{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:var(--surface2)}
.msg{max-width:72%;padding:10px 14px;border-radius:16px;font-size:12px;line-height:1.9;position:relative;animation:fadeIn .2s}
.msg.me{align-self:flex-start;background:linear-gradient(135deg,var(--nav2),var(--nav3));color:#fff;border-bottom-right-radius:5px}
.msg.them{align-self:flex-end;background:var(--surface);border:1px solid var(--line);border-bottom-left-radius:5px}
.msg small{display:block;font-size:9px;opacity:.65;margin-top:4px}
.msg .typing{display:inline-flex;gap:4px;padding:4px 0}
.msg .typing i{width:6px;height:6px;border-radius:50%;background:var(--accent);animation:blink 1.2s infinite}
.msg .typing i:nth-child(2){animation-delay:.2s}.msg .typing i:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,80%,100%{opacity:.25}40%{opacity:1}}
.chat-foot{display:flex;gap:9px;padding:11px;border-top:1px solid var(--line);background:var(--surface)}
.chat-foot input{flex:1;border:1px solid var(--line);border-radius:12px;padding:10px 13px;font-size:12px;outline:none}
.chat-foot input:focus{border-color:var(--accent)}
.chat-foot button{border-radius:12px}
.quickq{display:flex;gap:6px;flex-wrap:wrap;padding:0 11px 10px;background:var(--surface)}
.quickq button{font-size:10px;border:1px dashed var(--line2);background:var(--surface2);color:var(--ink2);border-radius:20px;padding:4px 11px}
.quickq button:hover{border-color:var(--accent);color:#a5650a}

/* ---------- VR / AR ---------- */
.vr-stage{position:relative;height:340px;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:radial-gradient(1200px 400px at 70% -20%,rgba(245,157,36,.3),transparent 60%),linear-gradient(180deg,#0b1026 0%,#101c3a 55%,#15305a 100%)}
.vr-stars{position:absolute;inset:0;background-image:radial-gradient(1px 1px at 20% 30%,#fff8,transparent),radial-gradient(1px 1px at 40% 70%,#fff6,transparent),radial-gradient(1.5px 1.5px at 60% 20%,#fff7,transparent),radial-gradient(1px 1px at 80% 50%,#fff5,transparent),radial-gradient(1px 1px at 30% 85%,#fff6,transparent)}
.vr-sun{position:absolute;width:130px;height:130px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#ffe9a8,var(--accent) 60%,#c97a0e);top:40px;left:60px;box-shadow:0 0 80px rgba(245,157,36,.5);animation:float 6s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.vr-ring{position:absolute;border:1px solid rgba(245,157,36,.45);border-radius:50%;animation:spin 14s linear infinite}
.vr-ring.r1{width:220px;height:220px;left:30%;top:12%}
.vr-ring.r2{width:300px;height:300px;left:24%;top:2%;animation-duration:22s;animation-direction:reverse}
@keyframes spin{to{transform:rotate(360deg)}}
.vr-planet{position:absolute;width:74px;height:74px;border-radius:50%;background:radial-gradient(circle at 32% 30%,#9fc0ff,#2f5fd0 65%,#14275e);right:14%;bottom:22%;box-shadow:0 20px 50px -16px rgba(47,95,208,.7);animation:float 8s ease-in-out infinite}
.vr-planet small{position:absolute;bottom:-26px;right:6px;color:#cdd9f5;font-size:10px;white-space:nowrap}
.vr-hud{position:absolute;bottom:14px;right:14px;left:14px;display:flex;gap:9px;flex-wrap:wrap}
.vr-hud button{background:rgba(10,28,56,.75);border:1px solid rgba(245,157,36,.45);color:#ffe7c4;border-radius:12px;padding:8px 14px;font-size:11px;backdrop-filter:blur(6px)}
.vr-hud button:hover{background:rgba(245,157,36,.25)}
.vr-badge{position:absolute;top:14px;right:14px;background:rgba(10,28,56,.75);border:1px solid rgba(245,157,36,.45);color:#ffe7c4;border-radius:20px;padding:5px 14px;font-size:10px;backdrop-filter:blur(6px)}
.ar-viewport{position:relative;height:320px;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);background:linear-gradient(180deg,#aee1f5,#dff3fb 60%,#e8f6d8)}
.ar-cube{position:absolute;width:110px;height:110px;right:34%;top:32%;background:linear-gradient(135deg,rgba(245,157,36,.92),rgba(201,122,14,.85));border-radius:18px;display:grid;place-items:center;font-size:44px;color:#fff;box-shadow:0 24px 50px -18px rgba(21,32,59,.5);animation:float 5s ease-in-out infinite}
.ar-tag{position:absolute;background:#fff;border:1px solid var(--line);border-radius:12px;padding:6px 12px;font-size:10px;box-shadow:var(--sh)}
.ar-scan{position:absolute;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);animation:scan 3.4s ease-in-out infinite}
@keyframes scan{0%,100%{top:12%}50%{top:86%}}

/* ---------- Exam ---------- */
.qhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.qtimer{font-variant-numeric:tabular-nums;background:var(--nav);color:#ffd08c;border-radius:12px;padding:7px 15px;font-size:14px;font-weight:800}
.qnav{display:flex;gap:7px;flex-wrap:wrap;margin:14px 0}
.qnav button{width:36px;height:36px;border-radius:11px;border:1px solid var(--line2);background:var(--surface);font-size:12px;font-weight:700;color:var(--ink2)}
.qnav button.cur{background:var(--nav);color:#ffd08c;border-color:var(--nav)}
.qnav button.done{background:var(--accsoft);border-color:var(--accent);color:#a5650a}
.qcard{border:1px solid var(--line);border-radius:var(--r);padding:18px;background:var(--surface);box-shadow:var(--sh)}
.qcard .qtext{font-size:14px;font-weight:600;margin-bottom:14px;line-height:2}
.opt{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:13px;padding:11px 14px;margin:8px 0;cursor:pointer;font-size:12px;transition:.15s}
.opt:hover{border-color:var(--accent);background:var(--accsoft)}
.opt.sel{border-color:var(--accent);background:var(--accsoft);color:#a5650a;font-weight:600}
.opt .oi{width:30px;height:30px;border-radius:10px;background:var(--surface2);display:grid;place-items:center;font-size:12px;font-weight:800;color:var(--muted);flex:none}
.opt.sel .oi{background:var(--accent);color:#fff}
.essayTA{width:100%;min-height:130px;border:1px solid var(--line);border-radius:13px;padding:13px;font-size:13px;outline:none;resize:vertical}
.essayTA:focus{border-color:var(--accent)}
.proctorbar{display:flex;align-items:center;gap:10px;background:rgba(209,59,50,.07);border:1px dashed rgba(209,59,50,.4);border-radius:12px;padding:9px 14px;font-size:10px;color:var(--bad);margin-bottom:14px}
.webcam{width:86px;height:64px;border-radius:10px;background:linear-gradient(135deg,#1f2f5e,#0d1730);display:grid;place-items:center;color:#8ea2cf;font-size:22px;flex:none;position:relative;overflow:hidden}
.webcam:after{content:'';position:absolute;inset:0;background:rgba(255,255,255,.06)}

/* ---------- Schedule ---------- */
.week{display:grid;grid-template-columns:repeat(6,1fr);gap:9px}
.daycol{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px;min-height:210px}
.daycol h4{font-size:11px;color:var(--muted);text-align:center;padding-bottom:8px;border-bottom:1px dashed var(--line);margin-bottom:9px}
.slot{background:var(--surface2);border:1px solid var(--line);border-radius:11px;padding:8px 10px;font-size:10px;margin-bottom:8px;border-right:3px solid var(--accent)}
.slot b{display:block;font-size:11px;color:var(--ink)}
.slot small{color:var(--muted)}
.slot.ai{border-right-color:var(--info);background:rgba(47,127,208,.06)}
.slot.free{border-right-style:dashed;color:var(--muted);background:transparent}
.cal{display:grid;grid-template-columns:repeat(7,1fr);gap:7px}
.cal .cday{background:var(--surface);border:1px solid var(--line);border-radius:12px;min-height:78px;padding:7px;font-size:10px}
.cal .cday b{display:block;font-size:11px;color:var(--muted);margin-bottom:5px}
.cal .cday.today{outline:2px solid var(--accent)}
.cal .ev{border-radius:7px;padding:2px 7px;margin-bottom:4px;font-size:9px;background:var(--accsoft);color:#a5650a}
.cal .ev.exam{background:rgba(209,59,50,.1);color:var(--bad)}
.cal .ev.meet{background:rgba(47,127,208,.1);color:var(--info)}

/* ---------- Buffet / shop ---------- */
.shop{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}
.prod{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh)}
.prod .thumb{height:96px;display:grid;place-items:center;font-size:40px;background:var(--accsoft)}
.prod .body{padding:13px}
.prod .body b{font-size:12px;display:block}
.prod .body small{color:var(--muted);font-size:10px}
.prod .price{color:#a5650a;font-weight:800;font-size:13px;margin:6px 0}
.cartlist{max-height:230px;overflow:auto}
.cartlist .li small{margin-left:auto}

/* ---------- Library / bank ---------- */
.bookgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}
.book{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px;box-shadow:var(--sh)}
.book .cov{height:110px;border-radius:12px;display:grid;place-items:center;font-size:42px;margin-bottom:10px}
.book b{font-size:12px;display:block}
.book small{color:var(--muted);font-size:10px;display:block;margin-bottom:8px}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.filters button{font-size:10px;border:1px solid var(--line2);background:var(--surface);border-radius:20px;padding:5px 13px;color:var(--muted)}
.filters button.on{background:var(--nav);color:#ffd08c;border-color:var(--nav)}

/* ---------- Posts / blog ---------- */
.postgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.post{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh)}
.post .cover{height:100px;display:grid;place-items:center;font-size:38px;background:linear-gradient(135deg,var(--nav2),var(--nav3));color:#ffd08c}
.post .body{padding:14px}
.post b{font-size:12.5px}
.post p{font-size:10.5px;color:var(--muted);margin:6px 0 10px}
.postmeta{display:flex;gap:8px;align-items:center;font-size:9.5px;color:var(--muted)}

/* ---------- Announcements board ---------- */
.board{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.pin{border-radius:14px;padding:14px;color:#fff;min-height:120px;position:relative;box-shadow:var(--sh)}
.pin.gold{background:linear-gradient(135deg,var(--accent),#c97a0e)}
.pin.navy{background:linear-gradient(135deg,var(--nav2),var(--nav3))}
.pin.rose{background:linear-gradient(135deg,#b3413a,#8a2f2a)}
.pin.teal{background:linear-gradient(135deg,#0f8f7a,#0a6a5b)}
.pin b{font-size:13px;display:block;margin-bottom:5px}
.pin small{font-size:10px;opacity:.85;display:block}
.pin .pdate{position:absolute;bottom:10px;left:12px;font-size:9px;opacity:.75}

/* ---------- Forms ---------- */
.formgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
.field label{display:block;font-size:11px;color:var(--muted);margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:10px 12px;font-size:12px;outline:none;background:var(--surface)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accsoft)}
.field textarea{min-height:90px;resize:vertical}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.toolbar .sp{flex:1}
.switch{position:relative;width:40px;height:22px;background:var(--line2);border-radius:20px;cursor:pointer;transition:.2s;flex:none}
.switch:after{content:'';position:absolute;top:2px;right:2px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.2s;box-shadow:0 1px 4px rgba(0,0,0,.25)}
.switch.on{background:var(--ok)}
.switch.on:after{right:20px}
.permrow{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:12px}
.permrow:last-child{border-bottom:0}
.permrow .rn{flex:1}

/* ---------- Attendance ---------- */
.attgrid{display:flex;flex-direction:column;gap:9px}
.attrow{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:13px;padding:10px 14px;font-size:12px}
.attrow .nm{flex:1}
.attrow .st{width:110px}
.seg{display:flex;gap:0;border:1px solid var(--line2);border-radius:10px;overflow:hidden}
.seg button{border:0;background:var(--surface);font-size:10px;padding:5px 12px;color:var(--muted)}
.seg button.on{background:var(--nav);color:#ffd08c}
.bio{display:flex;align-items:center;gap:12px;background:var(--surface2);border:1px dashed var(--line2);border-radius:13px;padding:12px 15px;font-size:11px;color:var(--ink2)}
.bio .fp{width:46px;height:46px;border-radius:50%;border:2px solid var(--accent);display:grid;place-items:center;font-size:22px;background:var(--accsoft);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(245,157,36,.35)}50%{box-shadow:0 0 0 12px rgba(245,157,36,0)}}

/* ---------- Finance ---------- */
.money{font-variant-numeric:tabular-nums;font-weight:700;color:#a5650a}
.spark{height:60px;display:flex;align-items:end;gap:3px}
.spark i{flex:1;background:linear-gradient(180deg,var(--accent),#c97a0e);border-radius:3px 3px 0 0;opacity:.85}

/* ---------- Toast & modal ---------- */
#toast{position:fixed;bottom:24px;right:24px;z-index:99;display:flex;flex-direction:column;gap:9px}
.toast{background:var(--nav);color:#eef2fb;border-radius:13px;padding:11px 17px;font-size:12px;box-shadow:0 14px 40px -12px rgba(0,0,0,.5);border-right:4px solid var(--accent);animation:toastIn .25s}
@keyframes toastIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
#modal{position:fixed;inset:0;z-index:90;background:rgba(13,23,48,.55);backdrop-filter:blur(4px);display:none;place-items:center;padding:20px}
#modal.show{display:grid}
.modal-card{width:min(560px,100%);background:var(--surface);border-radius:20px;padding:24px;box-shadow:0 40px 90px -30px rgba(0,0,0,.6);animation:fadeIn .2s}
.modal-card h3{font-size:16px;margin-bottom:6px}
.modal-card .msub{color:var(--muted);font-size:11px;margin-bottom:15px}
.modal-foot{display:flex;gap:9px;justify-content:flex-start;margin-top:17px}
.fw-err{display:none;color:var(--bad);font-size:11px;margin-top:10px;font-weight:600}
.fw-err.show{display:block}

/* ---------- Search dropdown ---------- */
.srch-drop{position:absolute;top:46px;right:0;width:330px;background:var(--surface);border:1px solid var(--line);border-radius:15px;box-shadow:var(--sh);overflow:hidden;display:none;z-index:40}
.srch-drop.show{display:block}
.srch-drop .it{display:flex;gap:10px;align-items:center;padding:10px 14px;font-size:11.5px;cursor:pointer;border-bottom:1px solid var(--line)}
.srch-drop .it:last-child{border-bottom:0}
.srch-drop .it:hover{background:var(--surface2)}
.srch-drop .it i{font-style:normal;font-size:16px}
.notif-drop{position:absolute;top:46px;left:0;width:330px;background:var(--surface);border:1px solid var(--line);border-radius:15px;box-shadow:var(--sh);display:none;z-index:40;overflow:hidden}
.notif-drop.show{display:block}
.notif-drop .nh{padding:11px 15px;font-size:12px;border-bottom:1px solid var(--line);background:var(--surface2);display:flex;justify-content:space-between}
.notif-drop .it{padding:10px 15px;font-size:11px;border-bottom:1px solid var(--line);display:flex;gap:9px}
.notif-drop .it:last-child{border-bottom:0}
.notif-drop .it small{display:block;color:var(--muted);font-size:9.5px}
.notif-drop .it.unread{background:var(--accsoft)}

/* ---------- Print ---------- */
@media print{
  .sidebar,.topbar,.toolbar,#toast,.no-print{display:none!important}
  .panel{display:block!important}
  body{background:#fff}
  .card,.kpi{box-shadow:none}
}
@media (max-width:1100px){
  .g4,.g5,.g32,.g21{grid-template-columns:repeat(2,1fr)}
  .shop,.postgrid,.bookgrid,.board{grid-template-columns:repeat(2,1fr)}
  .week{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:760px){
  .sidebar{display:none}
  .g2,.g3,.g4,.g5,.g21,.g32,.formgrid{grid-template-columns:1fr}
  .shop,.postgrid,.bookgrid,.board{grid-template-columns:1fr}
  .week{grid-template-columns:1fr 1fr}
  .topsearch input{width:150px}
}

/* ==================== VR تعاملی ==================== */
.vr-viewer{position:relative;height:430px;border-radius:18px;overflow:hidden;background:radial-gradient(120% 100% at 50% 0%,#0f284e 0%,#0a1c38 55%,#060f22 100%);perspective:900px;touch-action:none;cursor:grab;user-select:none;border:1px solid rgba(159,216,255,.12)}
.vr-viewer:active{cursor:grabbing}
.vr-world{position:absolute;inset:0;transform-style:preserve-3d}
.vr-topbar,.ar-topbar{position:absolute;top:12px;right:12px;left:12px;display:flex;align-items:center;gap:10px;z-index:6}
.vr-topbar b,.ar-topbar b{color:#fdf7ec;font-size:13px;white-space:nowrap}
.vr-hud2{position:absolute;bottom:52px;left:50%;transform:translateX(-50%);display:flex;gap:8px;z-index:6}
.vr-hud2 button{background:rgba(253,247,236,.94);border:none;border-radius:11px;padding:8px 13px;font-size:11px;font-weight:800;font-family:inherit;cursor:pointer;color:#0a1c38;box-shadow:0 4px 14px rgba(0,0,0,.35)}
.vr-hud2 button.btn-primary{background:linear-gradient(135deg,#f59d24,#c97a0e);color:#fff}
.vr-progress{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);width:min(440px,84%);display:flex;align-items:center;gap:10px;color:#cfe0ff;font-size:10px;font-weight:700;z-index:6}
.vr-progress .track{flex:1;height:6px;background:rgba(255,255,255,.14);border-radius:6px;overflow:hidden}
.vr-progress .fill{height:100%;background:linear-gradient(90deg,#159fae,#f59d24);border-radius:6px;transition:width .4s}
.ly{position:absolute;left:50%;top:50%;transform-style:preserve-3d}
.stars1,.stars2{width:1000px;height:1000px;margin:-500px 0 0 -500px;background-image:radial-gradient(2px 2px at 30px 40px,#fff,transparent 60%),radial-gradient(1.6px 1.6px at 140px 120px,#cfe0ff,transparent 60%),radial-gradient(2px 2px at 250px 60px,#ffd08c,transparent 60%),radial-gradient(1.2px 1.2px at 80px 210px,#fff,transparent 60%);background-size:320px 270px;opacity:.85;animation:twk 4.5s ease-in-out infinite}
.stars2{background-size:220px 190px;opacity:.5;transform:translateZ(-320px);animation-delay:1.4s}
@keyframes twk{50%{opacity:.4}}
.nebula{width:560px;height:320px;border-radius:50%;background:radial-gradient(closest-side,rgba(21,159,174,.4),rgba(122,79,208,.18) 55%,transparent 75%);filter:blur(8px);animation:twk 7s ease-in-out infinite}
.sun{width:130px;height:130px;border-radius:50%;background:radial-gradient(circle at 35% 32%,#fff6d8,#ffd08c 40%,#f59d24 68%,#c97a0e 100%);box-shadow:0 0 70px 24px rgba(245,157,36,.45);animation:pulseSun 5s ease-in-out infinite}
@keyframes pulseSun{50%{box-shadow:0 0 100px 40px rgba(245,157,36,.62)}}
.orbit{position:relative;width:340px;height:340px;margin:-170px 0 0 -170px;border:1px dashed rgba(207,224,255,.28);border-radius:50%;transform:rotateX(72deg);animation:orb 16s linear infinite;transform-style:preserve-3d}
.orbit.o2{width:470px;height:470px;margin:-235px 0 0 -235px;animation-duration:26s;animation-direction:reverse}
.orbit .pl{position:absolute;top:50%;left:-12px;width:24px;height:24px;border-radius:50%;background:radial-gradient(circle at 30% 30%,#9fd8ff,#159fae)}
.orbit .pl.p2{width:17px;height:17px;background:radial-gradient(circle at 30% 30%,#ffd08c,#e67e22)}
@keyframes orb{to{transform:rotateX(72deg) rotate(360deg)}}
.spot{position:absolute;left:50%;top:50%;display:flex;align-items:center;gap:6px;background:rgba(10,28,56,.88);border:1px solid rgba(245,157,36,.75);color:#ffd08c;font-family:inherit;font-size:10px;font-weight:800;padding:5px 11px;border-radius:20px;cursor:pointer;white-space:nowrap;z-index:3}
.spot:hover{background:rgba(245,157,36,.92);color:#0a1c38}
.spot i{width:9px;height:9px;border-radius:50%;background:#f59d24;animation:sp 1.6s ease-in-out infinite;flex:none}
.spot:hover i{background:#0a1c38}
@keyframes sp{50%{transform:scale(1.9);opacity:.35}}

/* --- صحنه سلول --- */
.membrane{width:600px;height:600px;border-radius:50%;border:3px solid rgba(21,159,174,.5);background:radial-gradient(closest-side,rgba(21,159,174,.12),rgba(21,159,174,.02) 75%);box-shadow:inset 0 0 70px rgba(21,159,174,.28);transform:translate(-50%,-50%) translateZ(-140px)}
.nucleus{width:135px;height:135px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#c9a7f5,#7a4fd0 62%,#4b2d8f);box-shadow:0 0 46px rgba(122,79,208,.55);animation:pulseSun 6s ease-in-out infinite}
.mito{width:120px;height:44px;border-radius:24px;background:linear-gradient(90deg,#ff9d76,#e2543a);box-shadow:inset 0 -9px 14px rgba(0,0,0,.28),0 0 22px rgba(226,84,58,.35);animation:drift 9s ease-in-out infinite}
.mito.m2{background:linear-gradient(90deg,#8fd3b6,#2e9e6b);animation-duration:11s;animation-delay:.8s}
.mito.m3{background:linear-gradient(90deg,#f5c76e,#d98a1e);animation-duration:13s;animation-delay:1.6s}
@keyframes drift{50%{transform:translate(18px,14px) rotate(8deg)}}
.ves{width:17px;height:17px;border-radius:50%;background:radial-gradient(circle at 30% 30%,#fff,#9fd8ff 75%);box-shadow:0 0 10px rgba(159,216,255,.8);animation:bob 4.5s ease-in-out infinite}
@keyframes bob{50%{margin-top:-15px}}
/* --- صحنه شیمی --- */
.panel3d{position:relative;width:196px;height:236px;border-radius:14px;background:linear-gradient(160deg,#fdf7ec,#e6ecf5);border:1px solid rgba(10,28,56,.18);box-shadow:0 20px 44px rgba(0,0,0,.4);padding:11px;display:grid;grid-template-columns:repeat(3,1fr);gap:6px;transform:translate(-50%,-50%)}
.panel3d b{grid-column:1/-1;font-size:10px;color:#0a1c38;text-align:center;line-height:1.7}
.elc{display:grid;place-items:center;background:#0f284e;color:#ffd08c;border-radius:8px;font-size:11px;font-weight:800}
.elc:nth-child(odd){background:#153a6b}
/* ==================== AR تعاملی ==================== */
.ar-stage{position:relative;height:370px;border-radius:18px;overflow:hidden;background:linear-gradient(180deg,#1b2a4a 0%,#0d1830 55%,#091223 100%);perspective:820px;touch-action:none;cursor:grab;user-select:none;border:1px solid rgba(159,216,255,.12)}
.ar-stage:active{cursor:grabbing}
.ar-floor{position:absolute;left:50%;top:64%;width:680px;height:680px;margin:-340px 0 0 -340px;transform:rotateX(76deg);background-image:linear-gradient(rgba(159,216,255,.20) 1px,transparent 1px),linear-gradient(90deg,rgba(159,216,255,.20) 1px,transparent 1px);background-size:48px 48px;border-radius:14px;animation:floorMove 6s linear infinite}
@keyframes floorMove{to{background-position:48px 48px,48px 48px}}
.ar-frame{position:absolute;inset:16px;border:2px dashed rgba(159,216,255,.4);border-radius:14px;pointer-events:none}
.ar-cornermark{position:absolute;width:26px;height:26px;border:3px solid #f59d24;pointer-events:none;z-index:5}
.ar-cornermark.tl{top:14px;right:14px;border-left:0;border-bottom:0;border-radius:0 10px 0 0}
.ar-cornermark.tr{top:14px;left:14px;border-right:0;border-bottom:0;border-radius:10px 0 0 0}
.ar-cornermark.bl{bottom:14px;right:14px;border-left:0;border-top:0;border-radius:0 0 10px 0}
.ar-cornermark.br{bottom:14px;left:14px;border-right:0;border-top:0;border-radius:0 0 0 10px}
.ar-world{position:absolute;left:50%;top:56%;width:0;height:0;transform-style:preserve-3d}
.ar-spin{transform-style:preserve-3d;animation:spinY 15s linear infinite}
@keyframes spinY{to{transform:rotateY(360deg)}}
.ar-note{position:absolute;left:50%;top:38%;transform:translateX(-50%);background:rgba(10,28,56,.82);color:#cfe0ff;font-size:12px;font-weight:700;padding:11px 18px;border-radius:13px;white-space:nowrap;z-index:5;border:1px solid rgba(159,216,255,.25)}
.ar-cta{position:absolute;left:50%;top:58%;transform:translateX(-50%);z-index:5;box-shadow:0 10px 26px rgba(245,157,36,.4)}
.ar-scanfx{position:absolute;inset:0;background:linear-gradient(180deg,transparent 0%,rgba(21,159,174,.22) 42%,rgba(21,159,174,.5) 50%,rgba(21,159,174,.22) 58%,transparent 100%);animation:scanmv 1.6s linear infinite;z-index:4}
@keyframes scanmv{from{transform:translateY(-100%)}to{transform:translateY(100%)}}
/* مولکول آب */
.mol{position:relative;transform-style:preserve-3d}
.atom{position:absolute;border-radius:50%}
.atom.o{width:76px;height:76px;left:-38px;top:-38px;background:radial-gradient(circle at 32% 30%,#ff9d9d,#d0342c 72%);box-shadow:0 0 26px rgba(208,52,44,.55)}
.atom.h{width:42px;height:42px;left:-21px;top:-21px;background:radial-gradient(circle at 32% 30%,#fff,#9fd8ff 78%);box-shadow:0 0 16px rgba(159,216,255,.7)}
.atom.h.h1{transform:rotateY(52deg) translateZ(60px)}
.atom.h.h2{transform:rotateY(-52deg) translateZ(60px)}
.bond{position:absolute;left:-29px;top:-4px;width:58px;height:8px;border-radius:5px;background:linear-gradient(90deg,#e6ecf5,#8fb7ff)}
.bond.b1{transform:rotateY(52deg) translateZ(30px)}
.bond.b2{transform:rotateY(-52deg) translateZ(30px)}
/* مکعب */
.cube3d{position:relative;transform-style:preserve-3d}
.cf{position:absolute;width:124px;height:124px;left:-62px;top:-62px;border:2px solid rgba(253,247,236,.85);background:rgba(245,157,36,.13);display:grid;place-items:center;font-size:26px;border-radius:6px}
/* مدار الکتریکی */
.cir{position:relative;width:320px;height:200px;transform:translate(-50%,-50%) rotateX(56deg);background:rgba(253,247,236,.06);border:2px solid rgba(253,247,236,.25);border-radius:16px}
.wire{position:absolute;background:#5f7bb2;border-radius:3px}
.w-top{left:24px;right:24px;top:22px;height:8px}
.w-bottom{left:24px;right:24px;bottom:22px;height:8px}
.w-right{top:22px;bottom:22px;right:24px;width:8px}
.w-left{top:22px;bottom:22px;left:24px;width:8px}
.batt{position:absolute;top:8px;left:110px;background:#fdf7ec;color:#0a1c38;font-size:10px;font-weight:800;border-radius:8px;padding:3px 9px;z-index:2}
.bulb{position:absolute;top:78px;left:132px;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;font-size:26px;background:rgba(253,247,236,.1);border:2px solid rgba(253,247,236,.4);animation:glowB 1.8s ease-in-out infinite;z-index:2}
@keyframes glowB{50%{box-shadow:0 0 34px 10px rgba(245,157,36,.65)}}
.sw{position:absolute;bottom:6px;left:132px;background:#9fd8ff;color:#0a1c38;font-size:10px;font-weight:800;border-radius:8px;padding:3px 10px;z-index:2}
.cur{position:absolute;width:9px;height:9px;border-radius:50%;background:#ffd08c;box-shadow:0 0 9px #f59d24;z-index:2}
.cur.c1{top:21px;left:24px;animation:curT 2.6s linear infinite}
.cur.c2{top:22px;right:20px;animation:curR 2.6s linear infinite .65s}
.cur.c3{bottom:21px;right:24px;animation:curB 2.6s linear infinite 1.3s}
.cur.c4{bottom:22px;left:20px;animation:curL 2.6s linear infinite 1.95s}
@keyframes curT{to{transform:translateX(268px)}}
@keyframes curR{to{transform:translateY(148px)}}
@keyframes curB{to{transform:translateX(-268px)}}
@keyframes curL{to{transform:translateY(-148px)}}
/* اسکلت */
.skel{position:relative;width:130px;height:250px;transform:translate(-50%,-50%);animation:sway 7s ease-in-out infinite;transform-style:preserve-3d}
@keyframes sway{50%{transform:translate(-50%,-50%) rotateY(16deg)}}
.bn{position:absolute;background:linear-gradient(180deg,#f4efe2,#cfc7b2);border-radius:10px;box-shadow:0 0 12px rgba(0,0,0,.3)}
.skull{left:38px;top:0;width:56px;height:60px;border-radius:44% 44% 40% 40%}
.spine{left:61px;top:62px;width:10px;height:96px;border-radius:5px}
.rib{left:24px;width:84px;height:7px;border-radius:6px}
.pelvis{left:38px;top:158px;width:56px;height:18px;border-radius:12px}
.leg{top:178px;width:12px;height:70px;border-radius:7px}
.leg.l1{left:44px;transform:rotate(4deg)}
.leg.l2{left:76px;transform:rotate(-4deg)}
.arm{top:66px;width:10px;height:66px;border-radius:7px}
.arm.a1{left:16px;transform:rotate(14deg)}
.arm.a2{left:106px;transform:rotate(-14deg)}