:root{
  --bg:#0d1017;
  --panel:#151a23;
  --panel-2:#1a2130;
  --line:#242c3b;
  --text:#e8ebf2;
  --muted:#8c95a8;
  --faint:#677085;
  --accent:#8b9bff;
  --accent-2:#5eead4;
  --fine:#f5b85c;
  --jail:#f87189;
}
*{box-sizing:border-box;margin:0;padding:0;}
::selection{background:var(--accent);color:#0d1017;}
body{
  min-height:100vh;
  background:radial-gradient(700px 300px at 50% -80px,rgba(139,155,255,.16),transparent 70%),var(--bg);
  color:var(--muted);font-family:'Inter',system-ui,sans-serif;
  display:flex;flex-direction:column;align-items:center;
}

/* ---------- login gate ---------- */
.gate{display:flex;align-items:center;justify-content:center;min-height:100vh;width:100%;padding:24px;}
.gate-card{width:100%;max-width:380px;}
.gate-body{padding:26px 24px 24px;text-align:center;}
.gate-logo{font-size:38px;margin-bottom:8px;}
.gate-body h2{font-size:20px;color:var(--text);font-weight:700;}
.gate-body p{color:var(--muted);font-size:13px;margin-top:4px;}
.gate-hint{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--faint);margin-top:18px;line-height:1.5;}

/* ---------- panel ---------- */
#panel{width:92%;max-width:1060px;margin:0 auto;padding:32px 0 40px;flex:1;display:grid;gap:16px;}
.head h1{font-size:26px;font-weight:700;color:var(--text);letter-spacing:-.3px;}
.head p{margin-top:6px;font-size:14px;max-width:560px;line-height:1.55;}
.top-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.user-pill{
  font-family:'JetBrains Mono',monospace;font-size:12.5px;color:var(--accent);
  background:rgba(139,155,255,.12);border:1px solid #2a3358;padding:7px 12px;border-radius:9px;
}

.window{background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:0 20px 50px rgba(0,0,0,.3);overflow:hidden;}
.titlebar{display:flex;align-items:center;gap:7px;padding:11px 14px;background:var(--panel-2);border-bottom:1px solid var(--line);font-family:'JetBrains Mono',monospace;font-size:11.5px;}
.titlebar i{width:10px;height:10px;border-radius:50%;background:#2f394d;}
.titlebar span{margin-left:6px;color:var(--muted);}
.titlebar .muted{margin-left:8px;color:var(--faint);font-size:10.5px;}
.panel-body{padding:16px;}

/* stats */
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:14px;}
.stat{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:13px 14px;}
.stat .v{font-family:'JetBrains Mono',monospace;font-size:20px;color:var(--text);}
.stat .l{font-size:11.5px;color:var(--muted);margin-top:3px;}

/* dropzone */
.dropzone{border:2px dashed var(--line);border-radius:11px;padding:24px;text-align:center;color:var(--muted);cursor:pointer;transition:border-color .15s,background .15s;font-size:13px;}
.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:rgba(139,155,255,.08);color:var(--text);}
.dropzone .dz-ico{font-size:28px;margin-bottom:6px;display:block;}
.dropzone .dz-name{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--accent-2);margin-top:8px;display:block;word-break:break-all;}

/* forms */
.field{margin-bottom:14px;}
.field label{display:block;font-size:12.5px;font-weight:600;color:var(--muted);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;padding:10px 12px;font:inherit;font-size:14px;color:var(--text);
  background:var(--bg);border:1px solid var(--line);border-radius:9px;outline:none;transition:border-color .15s;
}
.field input::placeholder,.field textarea::placeholder{color:var(--faint);}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);}
.field textarea{resize:vertical;min-height:64px;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
select{cursor:pointer;}

/* buttons */
.btn{padding:10px 16px;font:inherit;font-size:13.5px;font-weight:600;border-radius:9px;border:1px solid var(--line);cursor:pointer;background:var(--panel-2);color:var(--text);white-space:nowrap;transition:border-color .15s,background .15s,transform .06s;display:inline-flex;align-items:center;gap:7px;}
.btn:hover{border-color:var(--accent);}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#0d1017;}
.btn-primary:hover{background:#a3b0ff;}
.btn-outline-danger{background:transparent;color:var(--jail);}
.btn-outline-danger:hover{background:rgba(248,113,137,.12);border-color:var(--jail);}
.btn-full{width:100%;justify-content:center;margin-top:4px;}
.btn:disabled{opacity:.45;cursor:not-allowed;}

/* categories */
.cat-list{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;}
.cat-row{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:var(--bg);}
.cat-row .c-ico{font-size:18px;width:24px;text-align:center;flex:none;}
.cat-row .c-name{flex:1;font-size:13.5px;font-weight:600;color:var(--text);}
.cat-row .c-slug{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--faint);}
.icon-action{width:34px;height:34px;border-radius:8px;flex:none;cursor:pointer;background:var(--panel-2);border:1px solid var(--line);color:var(--muted);display:inline-flex;align-items:center;justify-content:center;transition:border-color .12s,color .12s;}
.icon-action:hover{border-color:var(--accent);color:var(--accent);}
.icon-action.danger:hover{border-color:var(--jail);color:var(--jail);}
.icon-action svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;}
.add-cat{border-top:1px solid var(--line);padding-top:16px;}
.add-label{font-size:12.5px;font-weight:600;color:var(--muted);margin-bottom:10px;}

/* controls + table */
.controls{display:flex;flex-wrap:wrap;gap:10px;padding:14px;}
.controls input{flex:1;min-width:180px;padding:10px 12px;font:inherit;font-size:14px;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:9px;outline:none;}
.controls input::placeholder{color:var(--muted);}
.controls input:focus{border-color:var(--accent);}
.controls select{padding:10px 12px;font:inherit;font-size:13.5px;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:9px;cursor:pointer;}
.table-wrapper{overflow-x:auto;}
table{width:100%;border-collapse:collapse;}
th{font-size:12px;font-weight:600;color:var(--muted);text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);white-space:nowrap;}
td{padding:11px 14px;border-bottom:1px solid var(--line);font-size:14px;color:var(--text);vertical-align:middle;}
tbody tr:last-child td{border-bottom:none;}
tbody tr{transition:background .12s;}
tbody tr:hover{background:var(--panel-2);}
.file-name{font-weight:600;color:var(--text);}
.file-desc{font-size:12px;color:var(--muted);margin-top:2px;max-width:380px;line-height:1.4;}
.file-orig{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--faint);margin-top:2px;}
td.col-size,td.col-date{font-family:'JetBrains Mono',monospace;font-size:13px;color:var(--muted);white-space:nowrap;}
td.col-actions{text-align:right;white-space:nowrap;}
.row-actions{display:inline-flex;gap:6px;}
.cat-chip{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:600;padding:3px 10px;border-radius:20px;white-space:nowrap;}
.empty{padding:40px 14px;text-align:center;color:var(--faint);font-size:14px;}
.empty .big{font-size:34px;opacity:.5;margin-bottom:8px;}

/* settings switch */
.switch-row{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:4px 0;}
.switch-row input{width:20px;height:20px;accent-color:var(--accent);flex:none;margin-top:3px;}
.switch-row .hint{display:block;font-size:11.5px;color:var(--faint);margin-top:4px;}

/* error */
.error-box{background:rgba(248,113,137,.12);border:1px solid rgba(248,113,137,.3);color:var(--text);padding:10px 12px;border-radius:9px;font-size:13px;margin-bottom:14px;}

/* modal */
#overlay{display:none;position:fixed;inset:0;background:rgba(5,7,11,.7);z-index:100;}
#modalBox{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);z-index:101;width:92%;max-width:420px;max-height:86vh;flex-direction:column;overflow:hidden;background:var(--panel);border:1px solid var(--line);border-radius:14px;box-shadow:0 30px 80px rgba(0,0,0,.6);}
#modalBox.show{display:flex;}
#modalBox .titlebar{justify-content:flex-start;position:relative;}
#modalBox .titlebar span{margin-right:auto;}
.modal-close{background:transparent;border:none;color:var(--muted);font-size:18px;cursor:pointer;width:28px;height:28px;border-radius:6px;position:absolute;right:8px;}
.modal-close:hover{background:var(--line);color:var(--text);}
.modal-body{padding:18px 20px;overflow-y:auto;color:var(--text);font-size:14px;}
.modal-foot{display:flex;justify-content:flex-end;gap:8px;padding:0 20px 18px;flex-wrap:wrap;}
.modal-foot .btn{flex:1;}

/* toast */
.toast-stack{position:fixed;bottom:18px;right:18px;z-index:120;display:flex;flex-direction:column;gap:8px;max-width:320px;}
.toast{background:var(--panel-2);border:1px solid var(--line);border-left:3px solid var(--accent);padding:11px 14px;border-radius:9px;font-size:12.5px;color:var(--text);box-shadow:0 10px 30px rgba(0,0,0,.4);}
.toast.ok{border-left-color:var(--accent-2);}
.toast.danger{border-left-color:var(--jail);}
.toast.warn{border-left-color:var(--fine);}

footer{padding:14px;text-align:center;font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--faint);}

/* tagi */
.tag-list{display:flex;flex-wrap:wrap;gap:4px;margin-top:4px;}
.tag-badge{font-family:'JetBrains Mono',monospace;font-size:10px;padding:2px 7px;border-radius:20px;background:rgba(139,155,255,.15);color:#a3b0ff;border:1px solid #2a3358;}

/* ikony SVG */
.icons-grid{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px;min-height:40px;}
.icon-item{display:flex;flex-direction:column;align-items:center;gap:5px;padding:8px;border:1px solid var(--line);border-radius:9px;background:var(--bg);width:80px;}
.icon-item img{width:36px;height:36px;object-fit:contain;}
.icon-item span{font-size:10px;color:var(--faint);text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;width:100%;}

/* icon picker */
.icon-picker{display:flex;flex-wrap:wrap;gap:8px;padding:10px;background:var(--bg);border:1px solid var(--line);border-radius:9px;min-height:50px;}
.icon-pick-btn{width:44px;height:44px;border-radius:8px;border:2px solid var(--line);background:var(--panel-2);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color .12s;}
.icon-pick-btn:hover{border-color:var(--accent);}
.icon-pick-btn.selected{border-color:var(--accent);background:rgba(139,155,255,.15);}
.icon-pick-btn img{width:28px;height:28px;object-fit:contain;}
.icon-picker-empty{color:var(--faint);font-size:12px;padding:4px 2px;}

/* cat svg ico w liście */
.cat-svg-ico{width:22px;height:22px;object-fit:contain;vertical-align:middle;}

/* add-icon */
.add-icon{border-top:1px solid var(--line);padding-top:16px;margin-top:8px;}

/* hint */
.hint{font-size:11.5px;color:var(--faint);margin-top:4px;line-height:1.5;}

a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
::-webkit-scrollbar{width:9px;height:9px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:#2f394d;border-radius:20px;}

@media (max-width:600px){
  .stats-grid{grid-template-columns:1fr;}
  .field-row{grid-template-columns:1fr;}
  .top-actions .btn{flex:1;justify-content:center;}
  td.col-size,td.col-date{display:none;}
}