/* ══════════ پنل اساتید — هنرستان ایران تکنیک ══════════ */
@import url("fonts.css");

:root{
  --ink:#172625;--ink2:#223432;--paper:#faf7f0;--paper2:#f0ead8;--chalk:#f5f3e7;
  --mustard:#e8b33d;--sage:#7a9d74;--clay:#c1533b;--muted:#65706e;--ok:#2e7d32;
  --line:rgba(23,38,37,.12);--card:#fff;
}
html.dark{--ink:#eef0e6;--paper:#121c1b;--paper2:#1c2b29;--muted:#9aa6a3;--line:rgba(245,243,231,.14);--card:#182523}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
body{font-family:"Vazirmatn",Tahoma,sans-serif;background:var(--paper);color:var(--ink);line-height:1.9;min-height:100vh}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
a{color:inherit}
h1{font-size:20px;font-weight:900}
h2{font-size:17px;font-weight:900}
h3{font-size:15.5px;font-weight:900}

/* بالا */
.t-top{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:12px;background:#172625;color:#f5f3e7;
  padding:9px 18px;box-shadow:0 4px 18px rgba(0,0,0,.18)}
.t-brand{display:flex;align-items:center;gap:9px;text-decoration:none}
.t-brand img{width:38px;height:38px;object-fit:contain}
.t-brand b{display:block;font-size:14px;line-height:1.4}
.t-brand small{color:#e8b33d;font-size:11px;font-weight:800}
.t-sp{flex:1}
.t-me{font-size:13px;font-weight:800;color:rgba(245,243,231,.85)}
.t-top .t-ghost{background:rgba(255,255,255,.08);color:#f5f3e7;border-color:rgba(255,255,255,.2)}

/* دکمه و کارت */
.t-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;border-radius:11px;
  padding:9px 16px;font-size:13.5px;font-weight:800;cursor:pointer;background:var(--clay);color:#fff;transition:.15s;text-decoration:none}
.t-btn:hover{filter:brightness(.95)}
.t-btn:disabled{opacity:.5;cursor:not-allowed}
.t-ghost{background:var(--card);color:var(--ink);border-color:var(--line)}
.t-small{padding:6px 12px;font-size:12.5px}
.t-danger{color:var(--clay)}
.t-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px 20px;margin-bottom:14px}
.t-muted{color:var(--muted);font-size:13px}
.t-note{font-size:12.5px;color:var(--muted);background:var(--paper2);border-radius:10px;padding:7px 12px;margin:0 0 12px}
.t-note:empty{display:none}
.t-err{font-size:12.5px;color:var(--clay);font-weight:800;min-height:20px}
.t-err.ok{color:var(--ok)}
.t-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:12px}
label{display:block;font-size:13px;font-weight:800;margin-bottom:10px}
label input,label select,label textarea{display:block;width:100%;margin-top:4px;padding:9px 11px;border:1px solid var(--line);
  border-radius:10px;background:var(--paper);font-weight:500}
label textarea{min-height:90px;resize:vertical}
.t-check{display:flex;align-items:center;gap:8px;font-weight:700}
.t-check input{width:auto;margin:0}

/* ورود */
.t-login{display:grid;place-items:center;padding:40px 16px;min-height:calc(100vh - 58px)}
.t-login-card{width:100%;max-width:400px;text-align:center}
.t-login-card label{text-align:right}
.t-login-card .t-btn{width:100%;margin:6px 0 4px}
.t-login-logo{width:70px;height:70px;object-fit:contain;margin:0 auto 6px}

/* برگه‌ها */
.t-app{max-width:1180px;margin:0 auto;padding:16px 16px 70px}
.t-tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}
.t-tabs button{border:1px solid var(--line);background:var(--card);border-radius:12px;padding:9px 16px;font-weight:800;cursor:pointer}
.t-tabs button.on{background:var(--ink);color:var(--card);border-color:var(--ink)}
.t-badge{display:inline-grid;place-items:center;min-width:20px;height:20px;border-radius:10px;background:var(--clay);color:#fff;
  font-size:11px;padding:0 5px;margin-right:4px}

/* کارت‌های تکلیف */
.t-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(270px,100%),1fr));gap:12px}
.t-hw{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:15px 16px;cursor:pointer;transition:.15s;display:flex;flex-direction:column;gap:6px}
.t-hw:hover{border-color:var(--sage);transform:translateY(-2px)}
.t-hw h3{font-size:14.5px}
.t-group{grid-column:1/-1;margin:10px 0 0;display:flex;align-items:center;gap:8px;font-size:15px;border-bottom:2px solid var(--paper2);padding-bottom:4px}
.t-hw .meta{font-size:12px;color:var(--muted)}
.t-prog{height:8px;border-radius:9px;background:var(--paper2);overflow:hidden}
.t-prog i{display:block;height:100%;background:var(--ok);border-radius:9px}
.t-tag{display:inline-block;font-size:11px;font-weight:900;padding:1px 9px;border-radius:20px;background:var(--paper2);color:var(--muted)}
.t-tag.red{background:rgba(193,83,59,.12);color:var(--clay)}
.t-tag.green{background:rgba(46,125,50,.12);color:var(--ok)}
.t-tag.yellow{background:rgba(232,179,61,.2);color:#9a6d10}

/* گزارش تکلیف */
.t-stats{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.t-stats div{flex:1 1 110px;background:var(--paper);border-radius:12px;padding:9px;text-align:center}
.t-stats b{display:block;font-size:20px;font-weight:900}
.t-stats span{font-size:11.5px;color:var(--muted)}
.t-chips{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
.t-chips button{border:1px solid var(--line);background:var(--card);border-radius:20px;padding:5px 13px;font-size:12.5px;font-weight:800;cursor:pointer}
.t-chips button.on{background:var(--clay);border-color:var(--clay);color:#fff}
.t-table-wrap{padding:0;overflow-x:auto}
.t-table{width:100%;border-collapse:collapse;font-size:13px;min-width:760px}
.t-table th,.t-table td{padding:9px 10px;border-bottom:1px solid var(--line);text-align:right;vertical-align:middle}
.t-table th{background:var(--paper2);font-weight:900;font-size:12.5px}
.t-table input{width:100%;padding:6px 8px;border:1px solid var(--line);border-radius:8px;background:var(--paper)}
.t-table input.score{width:70px;text-align:center}
.t-table td.name b{display:block}
.t-table td.name small{color:var(--muted)}
.t-table tr.missing td{opacity:.75}

/* پیام‌ها */
.t-chat{display:grid;grid-template-columns:300px 1fr;gap:12px;height:calc(100vh - 230px);min-height:420px}
.t-threads{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow-y:auto}
.t-thread{display:block;width:100%;text-align:right;border:0;border-bottom:1px solid var(--line);background:none;padding:11px 14px;cursor:pointer}
.t-thread:hover,.t-thread.on{background:var(--paper)}
.t-thread b{display:flex;justify-content:space-between;gap:6px;font-size:13.5px}
.t-thread small{display:block;color:var(--muted);font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.t-conv{background:var(--card);border:1px solid var(--line);border-radius:16px;display:flex;flex-direction:column;min-height:0}
.t-conv-empty{margin:auto;color:var(--muted)}
.t-conv-head{padding:11px 16px;border-bottom:1px solid var(--line);font-weight:900;display:flex;align-items:center;gap:8px}
.t-msgs{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:8px}
.t-msg{max-width:78%;padding:8px 12px;border-radius:14px;background:var(--paper2);word-wrap:break-word;font-size:13.5px}
.t-msg .tx{white-space:pre-wrap}
.t-msg.mine{align-self:flex-start;background:#172625;color:#f5f3e7;border-bottom-right-radius:4px}
.t-msg:not(.mine){align-self:flex-end;border-bottom-left-radius:4px}
.t-msg time{display:block;font-size:10.5px;opacity:.65;margin-top:2px}
.t-msg .cls{font-size:10.5px;font-weight:900;color:var(--mustard)}
.t-send{display:flex;gap:8px;padding:10px;border-top:1px solid var(--line)}
.t-send textarea{flex:1;resize:none;height:46px;padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}

/* کلاس‌ها */
.t-class{margin-bottom:14px}
.t-class h3{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.t-people{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(230px,100%),1fr));gap:6px}
.t-person{display:flex;align-items:center;gap:8px;background:var(--paper);border-radius:10px;padding:7px 10px;font-size:13px}
.t-person span{flex:1}
.t-person small{color:var(--muted)}

/* پنجره و پیام کوتاه */
.t-modal{position:fixed;inset:0;z-index:60;background:rgba(10,18,17,.7);display:flex;align-items:center;justify-content:center;padding:16px}
.t-modal-card{background:var(--card);border-radius:18px;padding:22px;width:100%;max-width:500px;max-height:92vh;overflow-y:auto}
.t-modal-card h3{margin-bottom:12px}
.t-mactions{margin:12px 0 0}
.t-mactions .t-btn{flex:1}
.t-toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);z-index:70;background:#172625;color:#f5f3e7;padding:10px 18px;
  border-radius:12px;font-size:13px;font-weight:700;box-shadow:0 10px 30px rgba(0,0,0,.3);max-width:92vw;text-align:center}

/* نوتیفیکیشن */
.push-box{padding:10px 12px;border-radius:12px;background:rgba(232,179,61,.13);border:1px dashed rgba(232,179,61,.7);
  font-size:12.5px;display:flex;flex-direction:column;gap:7px}
.push-box.ok{background:rgba(46,125,50,.08);border:1px solid rgba(46,125,50,.35)}
.push-box.warn{background:rgba(193,83,59,.08);border-color:rgba(193,83,59,.4)}
.push-box button{align-self:flex-start;border:0;border-radius:9px;padding:7px 14px;font-weight:800;background:var(--clay);color:#fff;cursor:pointer}
.push-box a{font-size:11.5px;opacity:.75}

@media(max-width:820px){
  .t-chat{grid-template-columns:1fr;height:auto}
  .t-threads{max-height:260px}
  .t-conv{min-height:460px}
  .t-chat.has-open .t-threads{display:none}
  .t-msg{max-width:90%}
}
.t-unit{border-right:4px solid var(--sage)}
.t-unit-ico{font-size:26px;line-height:1}
.t-unit h3{font-size:16px}

/* برگه‌ی پیام‌ها: پیام‌رسان تمام‌قد (js/chat.js) */
body[data-tab="messages"] .t-app{padding-bottom:14px}
@media(max-width:820px){
  body[data-tab="messages"] .t-app{padding:10px 0 0}
  body[data-tab="messages"] .t-tabs{padding:0 10px;margin-bottom:10px}
  body[data-tab="messages"] .ch{border-radius:0;border-left:0;border-right:0;box-shadow:none}
}

/* ── جلوگیری از بیرون‌زدگی افقی در گوشی ── */
html,body{max-width:100%;overflow-x:hidden}
@supports (overflow-x:clip){html,body{overflow-x:clip}}

/* فایل همراه تکلیف */
.t-attach{display:flex;flex-direction:column;gap:6px;border:1.5px dashed var(--line);border-radius:12px;padding:10px 12px;margin:6px 0 10px;background:var(--paper2)}
.t-attach input[type=file]{font:inherit;font-size:13px;max-width:100%}
.t-attach-cur{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px}
.t-attach-cur a,.t-attach-link{color:var(--clay);font-weight:800;text-decoration:none;overflow-wrap:anywhere}

/* برگه‌های بالای پنل: رنگی و جدا از پس‌زمینه */
.t-tabs{background:#172625;padding:6px;border-radius:16px;gap:6px;box-shadow:0 10px 26px rgba(23,38,37,.16)}
.t-tabs button{background:rgba(255,255,255,.08);color:#f5f3e7;border:1px solid rgba(255,255,255,.12);font-family:inherit;transition:background .2s,color .2s,transform .15s}
.t-tabs button:hover{background:rgba(232,179,61,.18);border-color:rgba(232,179,61,.45)}
.t-tabs button.on{background:#e8b33d;color:#172625;border-color:#e8b33d;box-shadow:0 6px 16px rgba(232,179,61,.3)}
@media(max-width:640px){
  .t-tabs{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .t-tabs::-webkit-scrollbar{display:none}
  .t-tabs button{flex:none;padding:8px 13px;font-size:13px}
}

/* ── خانه‌ی پنل اساتید ── */
.th-hero{display:flex;align-items:center;gap:16px;flex-wrap:wrap;background:linear-gradient(135deg,#172625 0%,#24403b 60%,#2f6b4f 100%);color:#f5f3e7;
  border-radius:20px;padding:22px 24px;margin-bottom:14px;box-shadow:0 14px 34px rgba(23,38,37,.18);position:relative;overflow:hidden}
.th-hero::after{content:"";position:absolute;left:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(232,179,61,.28),transparent 70%)}
.th-hero>div:first-child{flex:1;min-width:220px;position:relative;z-index:1}
.th-hero small{color:#e8b33d;font-weight:800;font-size:12.5px}
.th-hero h1{font-size:21px;margin:2px 0 4px}
.th-hero p{font-size:13px;color:rgba(245,243,231,.78)}
.th-clock{font-size:34px;font-weight:900;letter-spacing:1px;direction:ltr;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);
  border-radius:16px;padding:6px 18px;position:relative;z-index:1}
.th-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:16px}
.th-stat{background:var(--card);border:1px solid var(--line);border-top:4px solid var(--c);border-radius:16px;padding:14px 10px;text-align:center;cursor:pointer;
  font-family:inherit;color:inherit;transition:transform .15s,box-shadow .15s}
.th-stat:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(23,38,37,.08)}
.th-stat b{display:block;font-size:24px;font-weight:900;color:var(--c)}
.th-stat span{font-size:12.5px;color:var(--muted);font-weight:700}
.th-h{font-size:14.5px;margin:4px 0 10px}
.th-quick{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin-bottom:18px}
.th-quick button{display:flex;flex-direction:column;align-items:center;gap:6px;background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:14px 6px;cursor:pointer;font-family:inherit;font-weight:800;font-size:13px;color:inherit;transition:.15s}
.th-quick button:hover{border-color:#e8b33d;background:rgba(232,179,61,.08)}
.th-quick i{font-style:normal;font-size:24px;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:var(--paper2)}
.th-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(260px,100%),1fr));gap:8px;margin-bottom:18px}
.th-item{display:flex;flex-direction:column;align-items:flex-start;gap:2px;text-align:right;background:var(--card);border:1px solid var(--line);
  border-right:4px solid #c1533b;border-radius:12px;padding:10px 12px;cursor:pointer;font-family:inherit;color:inherit}
.th-item b{font-size:13.5px}
.th-item small{font-size:11.5px;color:var(--muted)}
.th-item span{font-size:12px;font-weight:800;color:#946a0c}
.th-cls{display:flex;flex-wrap:wrap;gap:6px}
.th-cls span{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:4px 12px;font-size:12.5px;font-weight:700}
@media(max-width:760px){
  .th-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .th-quick{grid-template-columns:repeat(3,minmax(0,1fr))}
  .th-hero{padding:18px}
  .th-hero h1{font-size:18px}
  .th-clock{font-size:26px;padding:4px 14px}
}