/* ==========================================================================
   DigitalCollegee LMS — admin / dashboard UI
   WordPress-style shell (dark rail + light workspace) in the DC palette.
   ========================================================================== */

:root {
  /* brand */
  --n900:#071233; --n800:#0B1B45; --n700:#0F1B3D; --n600:#16205C;
  --brand:#072B86; --blue:#2563EB; --blue-dk:#1D4ED8; --blue-soft:#EEF4FF;
  --cyan:#38BDF8; --violet:#7C5CE8; --lilac:#A78BFA;
  --amber:#F5A524; --green:#10B981; --green-dk:#16A34A; --red:#EF4444; --red-dk:#DC2626;

  /* rail */
  --rail:#0C1734; --rail-2:#111F42; --rail-line:rgba(255,255,255,.08);
  --rail-txt:#AFBAD6; --rail-hot:#FFFFFF;
  --rail-w:238px; --rail-w-min:64px; --bar-h:56px;

  /* surface */
  --ink:#0F1B3D; --body:#54607A; --muted:#8A93A6;
  --line:#E2E8F2; --line-2:#EDF1F7;
  --bg:#F4F7FC; --card:#FFFFFF;

  --r:8px; --r2:12px; --r3:16px; --pill:999px;
  --sh1:0 1px 2px rgba(15,27,61,.06);
  --sh2:0 4px 14px rgba(15,27,61,.08);
  --sh3:0 14px 38px rgba(15,27,61,.14);

  --fh:'Plus Jakarta Sans',-apple-system,Segoe UI,system-ui,sans-serif;
  --fb:'Inter',-apple-system,Segoe UI,system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:var(--fb); font-size:14px; line-height:1.55; color:var(--body);
  background:var(--bg); -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{list-style:none;padding:0}
h1,h2,h3,h4,h5{font-family:var(--fh);color:var(--ink);font-weight:800;line-height:1.2;letter-spacing:-.02em}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:4px}

.ico{width:18px;height:18px;flex-shrink:0}
.ico-sm{width:15px;height:15px}.ico-xs{width:13px;height:13px}
.ico-lg{width:22px;height:22px}.ico-xl{width:28px;height:28px}

/* ========================= shell ========================= */
.shell{display:flex;min-height:100vh}

/* ---- left rail ---- */
.rail{
  width:var(--rail-w); flex-shrink:0; background:var(--rail); color:var(--rail-txt);
  display:flex;flex-direction:column; position:fixed; inset:0 auto 0 0; z-index:60;
  transition:width .2s ease;
}
.rail-head{
  height:var(--bar-h); display:flex;align-items:center;gap:10px;
  padding:0 16px; border-bottom:1px solid var(--rail-line); flex-shrink:0;
}
.rail-head img{width:28px;height:28px;border-radius:7px}
.rail-brand{font-family:var(--fh);font-weight:800;font-size:14.5px;color:#fff;white-space:nowrap}
.rail-brand small{display:block;font-size:9.5px;font-weight:500;color:#7F8DB0;letter-spacing:.02em}

.rail-nav{flex:1;overflow-y:auto;padding:10px 0 20px;scrollbar-width:thin}
.rail-nav::-webkit-scrollbar{width:6px}
.rail-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:3px}

.rail-sec{
  padding:14px 18px 6px; font-size:10px; font-weight:800; letter-spacing:.1em;
  text-transform:uppercase; color:#5D6B90;
}
.rail-nav a{
  display:flex;align-items:center;gap:11px;padding:9px 18px;
  font-size:13.5px;font-weight:600;color:var(--rail-txt);
  border-left:3px solid transparent; transition:background .15s,color .15s;
  white-space:nowrap;
}
.rail-nav a:hover{background:var(--rail-2);color:#fff}
.rail-nav a.on{background:var(--rail-2);color:#fff;border-left-color:var(--blue)}
.rail-nav a .ico{opacity:.85}
.rail-nav a.on .ico{opacity:1;color:var(--cyan)}
.rail-nav .cnt{
  margin-left:auto;background:var(--blue);color:#fff;font-size:10.5px;font-weight:800;
  padding:1px 7px;border-radius:var(--pill);font-family:var(--fh)
}
.rail-nav .cnt.warn{background:var(--amber);color:#3A2600}

/* sub items */
.rail-sub{max-height:0;overflow:hidden;transition:max-height .25s ease;background:rgba(0,0,0,.18)}
.rail-group.open .rail-sub{max-height:420px}
.rail-sub a{padding-left:48px;font-size:12.5px;font-weight:500}
.rail-group>a .chev{margin-left:auto;transition:transform .2s;opacity:.6}
.rail-group.open>a .chev{transform:rotate(180deg)}

.rail-foot{padding:12px 16px;border-top:1px solid var(--rail-line);font-size:11px;color:#5D6B90}

/* ---- main column ---- */
.main{flex:1;min-width:0;margin-left:var(--rail-w)}

/* ---- top bar ---- */
.bar{
  height:var(--bar-h); background:#fff; border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:14px;padding:0 22px;
  position:sticky;top:0;z-index:50;
}
.bar h1{font-size:16.5px}
.bar-crumb{font-size:12px;color:var(--muted)}
.bar-spacer{margin-left:auto}
.burger{display:none;width:36px;height:36px;border-radius:var(--r);place-items:center;color:var(--ink)}
.burger:hover{background:var(--bg)}

.bar-search{position:relative;width:min(300px,28vw)}
.bar-search input{
  width:100%;height:36px;padding:0 12px 0 34px;border:1px solid var(--line);
  border-radius:var(--pill);background:var(--bg);font-size:13px
}
.bar-search input:focus{outline:none;border-color:var(--blue);background:#fff}
.bar-search .ico{position:absolute;left:11px;top:9px;color:var(--muted)}

.bar-btn{
  width:36px;height:36px;border-radius:var(--r);display:grid;place-items:center;
  color:var(--body);position:relative
}
.bar-btn:hover{background:var(--bg);color:var(--ink)}
.bar-btn .dot{
  position:absolute;top:6px;right:6px;width:7px;height:7px;border-radius:50%;
  background:var(--red);border:1.5px solid #fff
}

.who{display:flex;align-items:center;gap:9px;padding:5px 9px;border-radius:var(--pill);cursor:pointer}
.who:hover{background:var(--bg)}
.who img{width:30px;height:30px;border-radius:50%;object-fit:cover}
.who b{font-family:var(--fh);font-size:13px;color:var(--ink);display:block;line-height:1.2}
.who span{font-size:10.5px;color:var(--muted);text-transform:capitalize}

/* dropdown */
.drop{position:relative}
.drop-menu{
  position:absolute;right:0;top:calc(100% + 8px);min-width:210px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r2);box-shadow:var(--sh3);
  padding:6px;opacity:0;visibility:hidden;transform:translateY(6px);
  transition:.18s;z-index:80
}
.drop.open .drop-menu{opacity:1;visibility:visible;transform:none}
.drop-menu a,.drop-menu button{
  display:flex;align-items:center;gap:10px;width:100%;padding:9px 11px;border-radius:var(--r);
  font-size:13px;font-weight:500;color:var(--body);text-align:left
}
.drop-menu a:hover,.drop-menu button:hover{background:var(--bg);color:var(--ink)}
.drop-menu hr{border:0;border-top:1px solid var(--line-2);margin:5px 0}
.drop-menu .danger{color:var(--red-dk)}

/* ---- page ---- */
.page{padding:22px}
.page-head{display:flex;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.page-head h2{font-size:21px}
.page-head p{font-size:13px;color:var(--muted);margin-top:3px}
.page-head .right{margin-left:auto;display:flex;gap:9px;flex-wrap:wrap}

/* ========================= components ========================= */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r2);box-shadow:var(--sh1)}
.card-h{padding:14px 18px;border-bottom:1px solid var(--line-2);display:flex;align-items:center;gap:12px}
.card-h h3{font-size:14.5px}
.card-h .right{margin-left:auto;display:flex;gap:8px;align-items:center}
.card-b{padding:18px}
.card-f{padding:12px 18px;border-top:1px solid var(--line-2);background:#FBFCFE;border-radius:0 0 var(--r2) var(--r2)}

.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g5{grid-template-columns:repeat(5,1fr)}
.g6{grid-template-columns:repeat(6,1fr)}
.split{display:grid;grid-template-columns:1fr 340px;gap:16px;align-items:start}
.split-l{grid-template-columns:300px 1fr}

/* stat tiles */
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r2);padding:16px;display:flex;gap:13px;align-items:flex-start}
.stat .tile{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;flex-shrink:0}
.stat b{display:block;font-family:var(--fh);font-size:23px;font-weight:800;color:var(--ink);letter-spacing:-.03em;line-height:1.1}
.stat span{font-size:11.5px;color:var(--muted);display:block;margin-top:2px}
.stat .delta{font-size:11px;font-weight:700;font-family:var(--fh);margin-top:5px;display:flex;align-items:center;gap:3px}
.delta.up{color:var(--green-dk)} .delta.down{color:var(--red-dk)}

.t-blue{background:var(--blue-soft);color:#2563EB}
.t-violet{background:#F4EFFF;color:#7C5CE8}
.t-green{background:#E7F8EF;color:#0E9F6E}
.t-amber{background:#FFF7E6;color:#D9911A}
.t-red{background:#FEECEC;color:#DC2626}
.t-sky{background:#E8F6FF;color:#0EA5E9}
.t-slate{background:#EEF1F6;color:#64748B}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:9px 16px;border-radius:var(--r);font-family:var(--fh);font-weight:700;
  font-size:13px;line-height:1;white-space:nowrap;cursor:pointer;
  transition:background .15s,color .15s,border-color .15s,box-shadow .15s,transform .12s;
}
.btn:active{transform:translateY(1px)}
.btn-p{background:var(--blue);color:#fff;box-shadow:0 2px 8px rgba(37,99,235,.28)}
.btn-p:hover{background:var(--blue-dk)}
.btn-s{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-s:hover{border-color:var(--blue);color:var(--blue)}
.btn-d{background:var(--red);color:#fff}
.btn-d:hover{background:var(--red-dk)}
.btn-g{background:var(--green-dk);color:#fff}
.btn-g:hover{background:#12854F}
.btn-ghost{color:var(--body);padding:7px 10px}
.btn-ghost:hover{background:var(--bg);color:var(--ink)}
.btn-sm{padding:6px 11px;font-size:12px}
.btn-lg{padding:12px 22px;font-size:14.5px}
.btn-block{width:100%}
.btn[disabled],.btn.off{opacity:.5;pointer-events:none}

/* ---- badges ---- */
.b{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:var(--pill);
   font-family:var(--fh);font-size:10.5px;font-weight:800;letter-spacing:.01em}
.b-green{background:#E7F8EF;color:#0E7A4F}
.b-amber{background:#FFF4DE;color:#96620B}
.b-red{background:#FEECEC;color:#B91C1C}
.b-blue{background:var(--blue-soft);color:#1D4ED8}
.b-violet{background:#F4EFFF;color:#6D45D9}
.b-grey{background:#EEF1F6;color:#5B677E}
.b-dot::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor}

/* ---- tables ---- */
.tbl-wrap{overflow-x:auto;border-radius:var(--r2)}
.tbl{font-size:13px;min-width:640px}
.tbl thead th{
  background:#F7F9FC;border-bottom:1px solid var(--line);text-align:left;
  padding:10px 14px;font-family:var(--fh);font-size:11.5px;font-weight:800;
  color:var(--muted);text-transform:uppercase;letter-spacing:.05em;white-space:nowrap
}
.tbl tbody td{padding:12px 14px;border-bottom:1px solid var(--line-2);vertical-align:middle}
.tbl tbody tr:hover{background:#FBFCFE}
.tbl tbody tr:last-child td{border-bottom:0}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums;font-family:var(--fh);font-weight:700;color:var(--ink)}
.tbl .acts{text-align:right;white-space:nowrap}
.tbl a.lnk{color:var(--blue);font-weight:600}
.tbl a.lnk:hover{text-decoration:underline}
.tbl .chk{width:36px}

.cell-user{display:flex;align-items:center;gap:10px;min-width:0}
.cell-user img{width:34px;height:34px;border-radius:50%;object-fit:cover;flex-shrink:0}
.cell-user b{display:block;font-family:var(--fh);font-size:13px;color:var(--ink);font-weight:700;
             white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cell-user span{font-size:11.5px;color:var(--muted)}

.cell-course{display:flex;align-items:center;gap:11px;min-width:0}
.cell-course .th{width:56px;height:36px;border-radius:6px;object-fit:cover;background:var(--bg);flex-shrink:0}
.cell-course b{display:block;font-family:var(--fh);font-size:13px;color:var(--ink);font-weight:700}
.cell-course span{font-size:11.5px;color:var(--muted)}

/* row actions, WP style */
.row-acts{display:flex;gap:2px;justify-content:flex-end}
.row-acts a,.row-acts button{
  width:30px;height:30px;border-radius:6px;display:grid;place-items:center;color:var(--muted)
}
.row-acts a:hover{background:var(--blue-soft);color:var(--blue)}
.row-acts button:hover{background:#FEECEC;color:var(--red-dk)}

/* ---- filter bar ---- */
.filters{display:flex;gap:9px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.filters input[type=search],.filters input[type=text],.filters input[type=date],.filters select{
  height:36px;padding:0 11px;border:1px solid var(--line);border-radius:var(--r);
  background:#fff;font-size:13px;min-width:140px
}
.filters input:focus,.filters select:focus{outline:none;border-color:var(--blue)}
.filters .spacer{margin-left:auto}

.tabs{display:flex;gap:3px;border-bottom:1px solid var(--line);margin-bottom:16px;overflow-x:auto}
.tabs a,.tabs button{
  padding:10px 15px;font-family:var(--fh);font-size:13px;font-weight:700;color:var(--muted);
  border-bottom:2px solid transparent;white-space:nowrap
}
.tabs a:hover,.tabs button:hover{color:var(--ink)}
.tabs a.on,.tabs button.on{color:var(--blue);border-bottom-color:var(--blue)}
.tabs .n{font-size:11px;color:var(--muted);margin-left:5px}

/* ---- forms ---- */
.f{margin-bottom:15px}
.f label{display:block;font-family:var(--fh);font-size:12.5px;font-weight:700;color:var(--ink);margin-bottom:6px}
.f label .req{color:var(--red)}
.f .hint{font-size:11.5px;color:var(--muted);margin-top:5px}
.f input[type=text],.f input[type=email],.f input[type=password],.f input[type=number],
.f input[type=url],.f input[type=tel],.f input[type=date],.f input[type=search],.f select,.f textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r);
  font-size:13.5px;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s
}
.f input:focus,.f select:focus,.f textarea:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.12)
}
.f textarea{resize:vertical;min-height:110px;line-height:1.6}
.f input[disabled],.f select[disabled]{background:var(--bg);color:var(--muted)}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
.f-row-3{display:grid;grid-template-columns:repeat(3,1fr);gap:0 14px}
.f-err{border-color:var(--red)!important}
.f .err{font-size:11.5px;color:var(--red-dk);margin-top:5px}

.switch{display:flex;align-items:center;gap:10px;cursor:pointer;margin-bottom:12px}
.switch input{position:absolute;opacity:0;width:0;height:0}
.switch .track{
  width:40px;height:22px;border-radius:var(--pill);background:#CBD5E4;position:relative;
  transition:background .18s;flex-shrink:0
}
.switch .track::after{
  content:'';position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;
  background:#fff;transition:transform .18s;box-shadow:0 1px 3px rgba(0,0,0,.25)
}
.switch input:checked + .track{background:var(--blue)}
.switch input:checked + .track::after{transform:translateX(18px)}
.switch b{font-family:var(--fh);font-size:13px;color:var(--ink);font-weight:700;display:block}
.switch span{font-size:11.5px;color:var(--muted)}

.radio-cards{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
.radio-card{border:1.5px solid var(--line);border-radius:var(--r2);padding:13px;cursor:pointer;transition:.15s}
.radio-card:hover{border-color:#B9C8E4}
.radio-card input{position:absolute;opacity:0}
.radio-card.on{border-color:var(--blue);background:var(--blue-soft)}
.radio-card b{display:block;font-family:var(--fh);font-size:13px;color:var(--ink)}
.radio-card span{font-size:11.5px;color:var(--muted)}

/* media / upload */
.drop-zone{
  border:2px dashed var(--line);border-radius:var(--r2);padding:22px;text-align:center;
  background:#FBFCFE;cursor:pointer;transition:.15s
}
.drop-zone:hover,.drop-zone.over{border-color:var(--blue);background:var(--blue-soft)}
.drop-zone .ico{margin:0 auto 8px;color:var(--muted)}
.drop-zone b{display:block;font-family:var(--fh);font-size:13px;color:var(--ink)}
.drop-zone span{font-size:11.5px;color:var(--muted)}
.thumb-prev{position:relative;border-radius:var(--r2);overflow:hidden;border:1px solid var(--line);aspect-ratio:16/9;background:var(--bg)}
.thumb-prev img{width:100%;height:100%;object-fit:cover}
.thumb-prev .rm{
  position:absolute;top:8px;right:8px;width:28px;height:28px;border-radius:50%;
  background:rgba(7,18,51,.78);color:#fff;display:grid;place-items:center
}

/* ---- notices ---- */
.note{
  display:flex;gap:11px;align-items:flex-start;padding:12px 15px;border-radius:var(--r);
  border-left:4px solid;background:#fff;box-shadow:var(--sh1);margin-bottom:14px;font-size:13px
}
.note b{font-family:var(--fh);display:block;color:var(--ink);font-size:13px}
.note-ok{border-color:var(--green-dk);background:#F1FBF6}
.note-err{border-color:var(--red);background:#FEF3F3}
.note-warn{border-color:var(--amber);background:#FFFBF0}
.note-info{border-color:var(--blue);background:#F4F8FF}

/* empty state */
.empty{text-align:center;padding:46px 20px}
.empty .tile{width:54px;height:54px;border-radius:15px;margin:0 auto 14px;display:grid;place-items:center;background:var(--bg);color:var(--muted)}
.empty h3{font-size:15.5px;margin-bottom:5px}
.empty p{font-size:13px;color:var(--muted);max-width:360px;margin:0 auto 16px}

/* ---- pagination ---- */
.pager{display:flex;align-items:center;gap:6px;justify-content:center;padding:14px}
.pager a,.pager span{
  min-width:32px;height:32px;padding:0 9px;border-radius:var(--r);display:grid;place-items:center;
  font-size:12.5px;font-weight:700;font-family:var(--fh);border:1px solid var(--line);background:#fff;color:var(--body)
}
.pager a:hover{border-color:var(--blue);color:var(--blue)}
.pager .on{background:var(--blue);border-color:var(--blue);color:#fff}
.pager .gap{border:0;background:none}

/* ---- progress ---- */
.bar-track{height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.bar-track i{display:block;height:100%;border-radius:3px;background:var(--blue);transition:width .4s}
.bar-track.g i{background:var(--green)}
.bar-lbl{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-top:4px}

.ring{--p:0;width:54px;height:54px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;
  background:conic-gradient(var(--blue) calc(var(--p)*1%), var(--line) 0)}
.ring::before{content:'';position:absolute;width:42px;height:42px;border-radius:50%;background:#fff}
.ring b{position:relative;font-family:var(--fh);font-size:12px;font-weight:800;color:var(--ink)}

/* ---- curriculum builder ---- */
.curri{display:flex;flex-direction:column;gap:10px}
.topic{border:1px solid var(--line);border-radius:var(--r2);background:#fff;overflow:hidden}
.topic-h{display:flex;align-items:center;gap:11px;padding:12px 15px;background:#F8FAFD;border-bottom:1px solid var(--line-2)}
.topic-h .grip{color:var(--muted);cursor:grab}
.topic-h b{font-family:var(--fh);font-size:13.5px;color:var(--ink);flex:1}
.topic-h .n{font-size:11.5px;color:var(--muted)}
.topic-b{padding:8px 15px 13px}
.les{
  display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:var(--r);
  border:1px solid var(--line-2);margin-top:7px;background:#fff;transition:.15s
}
.les:hover{border-color:#C9D6EC;background:#FBFCFE}
.les .kind{width:28px;height:28px;border-radius:7px;display:grid;place-items:center;flex-shrink:0}
.les b{font-family:var(--fh);font-size:12.5px;color:var(--ink);font-weight:700;flex:1;min-width:0;
       white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.les .meta{font-size:11px;color:var(--muted);white-space:nowrap}
.les .acts{display:flex;gap:2px}

/* ---- modal ---- */
.modal-bg{position:fixed;inset:0;background:rgba(7,18,51,.55);z-index:200;display:grid;place-items:center;
  padding:20px;opacity:0;visibility:hidden;transition:.2s}
.modal-bg.open{opacity:1;visibility:visible}
.modal{
  background:#fff;border-radius:var(--r3);box-shadow:var(--sh3);width:min(620px,100%);
  max-height:88vh;display:flex;flex-direction:column;transform:translateY(14px) scale(.98);transition:.22s
}
.modal-bg.open .modal{transform:none}
.modal-h{padding:16px 20px;border-bottom:1px solid var(--line-2);display:flex;align-items:center;gap:12px}
.modal-h h3{font-size:15.5px;flex:1}
.modal-b{padding:20px;overflow-y:auto;flex:1}
.modal-f{padding:14px 20px;border-top:1px solid var(--line-2);display:flex;gap:9px;justify-content:flex-end;background:#FBFCFE;border-radius:0 0 var(--r3) var(--r3)}
.modal-lg{width:min(860px,100%)}

/* ---- chart ---- */
.chart{position:relative;height:230px}
.chart svg{width:100%;height:100%;overflow:visible}
.chart .gl{stroke:var(--line-2);stroke-width:1}
.chart .axis{font-size:10px;fill:var(--muted);font-family:var(--fb)}
.chart .area{fill:url(#gradBlue);opacity:.9}
.chart .line{fill:none;stroke:var(--blue);stroke-width:2.2;stroke-linejoin:round;stroke-linecap:round}
.chart .pt{fill:#fff;stroke:var(--blue);stroke-width:2}
.chart-tip{
  position:absolute;pointer-events:none;background:var(--n800);color:#fff;font-size:11.5px;
  padding:7px 10px;border-radius:7px;white-space:nowrap;opacity:0;transition:opacity .12s;z-index:5
}
.chart-tip b{color:#fff;font-family:var(--fh);display:block;font-size:12.5px}

.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:11.5px;color:var(--muted)}
.legend i{width:9px;height:9px;border-radius:2px;display:inline-block;margin-right:5px}

/* ---- misc ---- */
.meta-list li{display:flex;justify-content:space-between;gap:12px;padding:8px 0;font-size:13px;border-bottom:1px solid var(--line-2)}
.meta-list li:last-child{border-bottom:0}
.meta-list .k{color:var(--muted);display:flex;align-items:center;gap:8px}
.meta-list .v{font-family:var(--fh);font-weight:700;color:var(--ink);text-align:right}

.feed li{display:flex;gap:11px;padding:10px 0;border-bottom:1px solid var(--line-2);font-size:12.5px}
.feed li:last-child{border-bottom:0}
.feed .tile{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;flex-shrink:0}
.feed b{font-family:var(--fh);color:var(--ink);font-weight:700}
.feed time{color:var(--muted);font-size:11px;white-space:nowrap;margin-left:auto}

.kv{display:grid;grid-template-columns:130px 1fr;gap:9px 14px;font-size:13px}
.kv dt{color:var(--muted)}
.kv dd{margin:0;color:var(--ink);font-weight:600;font-family:var(--fh)}

.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}
.muted{color:var(--muted)}
.right{text-align:right}.center{text-align:center}
.mt0{margin-top:0}.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt24{margin-top:24px}
.mb0{margin-bottom:0}.mb8{margin-bottom:8px}.mb12{margin-bottom:12px}.mb16{margin-bottom:16px}.mb24{margin-bottom:24px}
.flex{display:flex}.ac{align-items:center}.jb{justify-content:space-between}.g8{gap:8px}.g12{gap:12px}.wrap{flex-wrap:wrap}
.hide{display:none!important}

/* ========================= responsive ========================= */
@media (max-width:1180px){
  .split{grid-template-columns:1fr}
  .g5,.g6{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1024px){
  .rail{transform:translateX(-100%);transition:transform .25s ease;box-shadow:var(--sh3)}
  .rail.open{transform:none}
  .main{margin-left:0}
  .burger{display:grid}
  .g4{grid-template-columns:repeat(2,1fr)}
  .rail-scrim{position:fixed;inset:0;background:rgba(7,18,51,.5);z-index:55;opacity:0;visibility:hidden;transition:.2s}
  .rail-scrim.open{opacity:1;visibility:visible}
}
@media (max-width:760px){
  .page{padding:14px}
  .g2,.g3,.g4,.g5,.g6{grid-template-columns:1fr}
  .bar{padding:0 14px;gap:10px}
  .bar-search{display:none}
  .bar h1{font-size:15px}
  .who b,.who span{display:none}
  .f-row,.f-row-3{grid-template-columns:1fr}
  .page-head .right{width:100%}
  .page-head .right .btn{flex:1}
  .modal{max-height:92vh}
}