:root{--bg:#f3f4f6;--card:#fff;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--primary:#2563eb;--primary-h:#1d4ed8;--success:#15803d;--warn:#b45309;--danger:#b91c1c;--purple:#6d28d9;--info:#0369a1;--sb:#111827;--sb-text:#d1d5db;--radius:10px;--preview-h:82vh;--topbar:#fff;--input-bg:#fff;--btn-bg:#fff;--zebra:#fafbfc;--hover:#eff6ff;--cell-line:#f1f5f9}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Inter,sans-serif;font-size:14px;color:var(--text);background:var(--bg)}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:22px;margin:0 0 12px}h3{font-size:15px;margin:0 0 10px}h4{margin:10px 0 4px;font-size:13px}
.muted{color:var(--muted)}.small{font-size:12px}.danger{color:var(--danger)}.bold{font-weight:600}.hidden{display:none}.center{text-align:center}.right{float:right}
.row{display:flex;align-items:center;flex-wrap:wrap}.gap{gap:8px}.end{justify-content:flex-end}.mt{margin-top:10px}.inline{display:inline}
/* layout */
.sidebar{position:fixed;left:0;top:0;bottom:0;width:240px;background:var(--sb);color:var(--sb-text);display:flex;flex-direction:column;z-index:20}
.main{margin-left:240px;min-height:100vh;display:flex;flex-direction:column}.main-noorg{margin-left:0}
.topbar{display:flex;align-items:center;gap:14px;padding:10px 18px;background:var(--topbar);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10;min-height:52px}
.topbar-title{font-weight:600;font-size:16px;flex:1;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.topbar-right{display:flex;gap:8px;align-items:center}
.content{padding:16px 18px;flex:1}
.hamburger{display:none;background:none;border:0;font-size:22px;cursor:pointer}
.nav-toggle{display:none;background:none;border:0;font-size:20px;line-height:1;cursor:pointer;color:var(--muted);padding:2px 4px}.nav-toggle:hover{color:var(--primary)}
@media(min-width:821px){.nav-toggle{display:inline-flex;align-items:center}.nav-collapsed .sidebar{display:none}.nav-collapsed .main{margin-left:0}}
.sb-brand{display:flex;align-items:center;justify-content:space-between;padding:14px 16px 8px}.brand{color:#fff;font-weight:700;font-size:17px;display:flex;align-items:center;gap:8px}.brand.big{font-size:24px;justify-content:center;margin-bottom:6px;color:var(--text)}
.logo{display:inline-flex;width:28px;height:28px;border-radius:8px;background:var(--primary);color:#fff;align-items:center;justify-content:center;font-weight:800}
.sb-close{display:none;background:none;border:0;color:#fff;font-size:22px}
.sb-org{padding:4px 16px 10px}.sb-org select{width:100%;background:#1f2937;color:#fff;border:1px solid #374151;border-radius:6px;padding:6px}.sb-orgname{font-weight:600;color:#fff}
.sb-nav{display:flex;flex-direction:column;padding:4px 8px;overflow:auto;flex:1}
.sb-nav a{color:var(--sb-text);padding:8px 10px;border-radius:7px;display:flex;justify-content:space-between;align-items:center;font-size:13.5px}.sb-nav a:hover{background:#1f2937;text-decoration:none;color:#fff}.sb-nav a.active{background:#1e3a8a;color:#fff}
.sb-nav .sb-upload{background:var(--primary);color:#fff;justify-content:center;font-weight:600;margin:4px 0 10px}.sb-nav .sb-upload:hover{background:var(--primary-h)}
.sb-sep{font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:#6b7280;padding:12px 10px 4px}
.cnt{background:#374151;color:#fff;border-radius:10px;padding:0 7px;font-size:11px;min-width:20px;text-align:center}.cnt.warn{background:#b45309}.cnt.purple{background:#6d28d9}
.sb-user{display:flex;align-items:center;gap:8px;padding:10px 14px;border-top:1px solid #1f2937}.sb-username{flex:1;font-size:12px;color:#fff}.sb-username small{color:#9ca3af}
.avatar{width:32px;height:32px;border-radius:50%;background:#374151;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:600;font-size:12px}
.linkbtn{background:none;border:0;color:var(--primary);cursor:pointer;padding:0;font:inherit}.linkbtn.danger{color:var(--danger)}
/* cards, tables */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:14px}
.card-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px;flex-wrap:wrap}.card-head h3{margin:0}
.narrow{max-width:520px}.narrow-lg{max-width:760px}
.table{width:100%;border-collapse:collapse}.table th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);padding:8px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
.table td{padding:6px 8px;border-bottom:1px solid var(--cell-line);vertical-align:middle}.table tbody tr:hover{background:var(--hover)}.table.docs tbody tr{cursor:pointer}.table.docs tbody tr:nth-child(even){background:var(--zebra)}.table.docs tbody tr:nth-child(even):hover{background:var(--hover)}.table td.num,.table th.num{text-align:right;white-space:nowrap}
.table td.chk,.table th.chk{width:28px}.table .desc{max-width:260px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.table .empty{text-align:center;color:var(--muted);padding:24px}
.table-wrap{overflow-x:auto;padding:0}.table-wrap .table{min-width:900px}
tr.has-error td:first-child{box-shadow:inset 3px 0 0 var(--danger)}
.dot{display:inline-block;width:16px;height:16px;border-radius:50%;font-size:11px;text-align:center;line-height:16px;color:#fff;margin-left:4px}.dot-danger{background:var(--danger)}.dot-warn{background:var(--warn)}
/* badges */
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11.5px;font-weight:600;white-space:nowrap}
.badge-secondary{background:#e5e7eb;color:#374151}.badge-info{background:#e0f2fe;color:#075985}.badge-warning{background:#fef3c7;color:#92400e}.badge-primary{background:#dbeafe;color:#1e40af}.badge-success{background:#dcfce7;color:#166534}.badge-danger{background:#fee2e2;color:#991b1b}.badge-purple{background:#ede9fe;color:#5b21b6}
.pill{display:inline-block;background:#f3f4f6;border-radius:999px;padding:3px 10px;font-size:12px;margin:2px 4px 2px 0}.pill.purple{background:#ede9fe}
/* buttons & forms */
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid transparent;border-radius:8px;padding:8px 14px;font-size:13.5px;font-weight:600;cursor:pointer;text-decoration:none;background:var(--btn-bg);color:var(--text);line-height:1.2}
.btn:hover{text-decoration:none;filter:brightness(.97)}.btn-sm{padding:5px 9px;font-size:12.5px}.btn-block{width:100%;justify-content:center}
.btn-primary{background:var(--primary);color:#fff}.btn-success{background:var(--success);color:#fff}.btn-purple{background:var(--purple);color:#fff}.btn-outline{border-color:#d1d5db}.btn-danger-outline{border-color:#fca5a5;color:var(--danger)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
label{display:block;font-size:12px;color:var(--muted);margin-bottom:8px}label>input,label>select,label>textarea{display:block;width:100%;margin-top:3px}
input,select,textarea{font:inherit;font-size:13.5px;color:var(--text);border:1px solid #d1d5db;border-radius:7px;padding:7px 9px;background:var(--input-bg)}
input:focus,select:focus,textarea:focus{outline:2px solid #bfdbfe;border-color:var(--primary)}input[readonly]{background:#f9fafb}
fieldset{border:0;padding:0;margin:0;min-width:0}fieldset[disabled] input,fieldset[disabled] select,fieldset[disabled] textarea{background:#f3f4f6;color:#6b7280}
.checkbox{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text)}.checkbox input{width:auto;margin:0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:0 14px}.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:0 14px}.span2{grid-column:span 2}
.grid2-1{display:grid;grid-template-columns:2fr 1fr;gap:14px;align-items:start}
.num-input{text-align:right}.small-input{width:120px}input.xs{width:64px}input.sm{width:90px}
.searchform input[type=search]{width:240px}
/* flashes */
.flashes{margin-bottom:10px}.flash{padding:9px 12px;border-radius:8px;margin-bottom:6px;display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:13px}
.flash button{background:none;border:0;font-size:16px;cursor:pointer;color:inherit}
.flash-info{background:#e0f2fe;color:#075985}.flash-success{background:#dcfce7;color:#166534}.flash-warning{background:#fef3c7;color:#92400e}.flash-danger{background:#fee2e2;color:#991b1b}
/* pipeline */
.pipeline{display:flex;align-items:center;gap:4px;overflow-x:auto;padding:6px 0 12px}
.pipe{display:flex;flex-direction:column;align-items:center;min-width:92px;padding:6px 8px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--text);font-size:11.5px;text-decoration:none}.pipe:hover{text-decoration:none;border-color:#9ca3af}.pipe.active{outline:2px solid var(--primary)}
.pipe-n{font-size:18px;font-weight:700}.pipe-arrow{color:#9ca3af}
.pipe-warning .pipe-n{color:var(--warn)}.pipe-danger .pipe-n{color:var(--danger)}.pipe-success .pipe-n{color:var(--success)}.pipe-purple .pipe-n{color:var(--purple)}.pipe-primary .pipe-n{color:var(--primary)}.pipe-info .pipe-n{color:var(--info)}
.bulkbar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-top:8px}
/* detail */
.detail-grid{display:grid;grid-template-columns:1fr;gap:14px;align-items:start}
.detail-form{min-width:0}.detail-side{min-width:0}
@media(min-width:1001px){
  .detail-grid{grid-template-columns:var(--detail-form-w,42%) 12px minmax(0,1fr);gap:0}
  .detail-form{grid-column:1}.col-splitter{grid-column:2}
  .detail-side{grid-column:3;position:sticky;top:64px}
  .form-collapsed .detail-grid{grid-template-columns:0 12px minmax(0,1fr)}
  .form-collapsed .detail-form{display:none}
}
/* dělič sloupců – tažení myší mění šířku, dvojklik = výchozí */
.col-splitter{position:relative;align-self:stretch;min-height:240px;cursor:col-resize;display:flex;justify-content:center;-webkit-user-select:none;user-select:none;touch-action:none}
.col-splitter::before{content:"";position:absolute;top:0;bottom:0;left:50%;transform:translateX(-50%);width:2px;background:var(--line)}
.col-splitter:hover::before,.col-splitter.dragging::before{background:var(--primary)}
.col-splitter-btn{position:sticky;top:68px;width:22px;height:40px;border:1px solid var(--line);border-radius:7px;background:var(--card);color:var(--muted);cursor:pointer;font-size:13px;line-height:1;display:flex;align-items:center;justify-content:center;padding:0;box-shadow:0 1px 3px rgba(0,0,0,.08)}
.col-splitter-btn:hover{color:var(--primary);border-color:var(--primary)}
.preview-card{padding:8px}.preview-tools{display:flex;justify-content:space-between;align-items:center;gap:6px;padding:2px 6px 8px;flex-wrap:wrap}
.preview-frame{width:100%;height:var(--preview-h);border:0;border-radius:6px;background:#eee}
.preview-img-wrap{max-height:var(--preview-h);overflow:auto;text-align:center;background:var(--bg);border-radius:6px}.preview-img-wrap img{max-width:100%;cursor:zoom-in;transition:transform .2s}.preview-img-wrap img.zoom{max-width:none;width:180%;cursor:zoom-out}
/* fullscreen náhled dokladu (⤢ Zvětšit) */
.preview-overlay{position:fixed;inset:0;background:rgba(10,14,20,.92);z-index:60;display:none;flex-direction:column;padding:10px}
.preview-overlay.open{display:flex}
.po-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;color:#fff;padding:4px 6px 8px}
.po-close{background:#fff;color:#111827;border:0;border-radius:8px;padding:7px 14px;font-weight:600;cursor:pointer;font-size:13.5px}
.preview-overlay iframe,.preview-overlay img{flex:1;min-height:0;width:100%;border:0;border-radius:8px;background:#fff}
.preview-overlay img{object-fit:contain}
.actions{display:flex;flex-wrap:wrap;gap:6px}.actions form{display:inline}
.validations{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}.vbadge{font-size:12px;padding:4px 9px;border-radius:6px}.vbadge-danger{background:#fee2e2;color:#991b1b}.vbadge-warn{background:#fef3c7;color:#92400e}.vbadge-info{background:#e0f2fe;color:#075985}
.vat-table input{width:100%}.lines-table input{width:100%;padding:5px 6px;font-size:12.5px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:10px}.tab{background:none;border:0;padding:8px 10px;cursor:pointer;font:inherit;color:var(--muted);border-bottom:2px solid transparent}.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}
.tabpane{display:none}.tabpane.active{display:block}
.comment{padding:8px 0;border-bottom:1px solid #f1f5f9}.comment.resolved{opacity:.6}
.timeline{list-style:none;padding:0;margin:0}.timeline li{padding:6px 0;border-bottom:1px solid #f1f5f9}
pre.json{background:#0f172a;color:#e2e8f0;padding:10px;border-radius:8px;overflow:auto;max-height:420px;font-size:12px}pre.xml{max-height:70vh}
.filelist{list-style:none;padding:0;margin:6px 0}.filelist li{padding:4px 0}
.back{font-size:22px;line-height:1;margin-right:4px;color:var(--muted)}
/* dropzone */
.dropzone{position:relative;border:2px dashed #cbd5e1;border-radius:12px;padding:36px 20px;text-align:center;margin-bottom:14px;background:#f8fafc}.dropzone.over{border-color:var(--primary);background:#eff6ff}
.dropzone input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}.dz-text{pointer-events:none}
/* orgs */
.page-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;gap:10px;flex-wrap:wrap}
.org-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}.org-card{display:block;color:inherit}.org-card:hover{text-decoration:none;border-color:#9ca3af}.org-card-name{font-weight:700;font-size:16px}.org-stats{margin-top:10px}.org-card.new{border-style:dashed}
/* login */
.login-page .main{margin-left:0;justify-content:center;align-items:center;background:linear-gradient(160deg,#eff6ff,#f3f4f6)}.login-box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;width:360px;max-width:95vw;text-align:center}.login-box form{text-align:left}
/* mobile */
.m-page .main{margin-left:0}.m-wrap{max-width:520px;margin:0 auto;padding:12px}
.m-capture{display:block;background:var(--primary);color:#fff;text-align:center;padding:34px 10px;border-radius:16px;font-size:20px;font-weight:700;position:relative;margin:10px 0}.m-capture input{position:absolute;inset:0;opacity:0;width:100%;height:100%}
.m-list li{padding:8px 0;border-bottom:1px solid var(--line)}
.nav-backdrop{display:none}
@media (max-width:1000px){.detail-grid{grid-template-columns:1fr}.detail-side{position:static}.col-splitter{display:none}.form-collapsed .detail-form{display:block}.grid2-1{grid-template-columns:1fr}}
@media (max-width:820px){.sidebar{transform:translateX(-100%);transition:transform .2s}.nav-open .sidebar{transform:none}.nav-open .nav-backdrop{display:block;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:15}.main{margin-left:0}.hamburger{display:block}.sb-close{display:block}.grid3,.grid4{grid-template-columns:1fr 1fr}.searchform input[type=search]{width:140px}.topbar{flex-wrap:wrap}}
@media (max-width:520px){.grid2,.grid3,.grid4{grid-template-columns:1fr}.span2{grid-column:auto}.content{padding:10px}}
/* úhrada – semafor + QR platba */
.sem{display:inline-block;width:13px;height:13px;border-radius:50%;vertical-align:middle;margin-right:5px;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08)}
.sem-green{background:#16a34a}.sem-orange{background:#f59e0b}.sem-red{background:#dc2626}.sem-grey{background:#d1d5db}
.sem-lg{width:18px;height:18px}
.paycell{white-space:nowrap}
.cnt.danger{background:var(--danger);color:#fff}
.paycard .paystate{display:flex;align-items:center;gap:8px;font-weight:600;margin-bottom:8px}
.paycard .qrwrap{display:flex;gap:14px;align-items:flex-start;flex-wrap:wrap}
.paycard .qrwrap img{width:176px;height:176px;border:1px solid var(--line);border-radius:8px;background:#fff}
.paycard .paydetails{font-size:12.5px;line-height:1.6;min-width:160px}
.paycard .paydetails b{font-weight:600}
.paycard form.inline-pay{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-top:8px}
.paycard input[type=date]{padding:4px 6px}
@media print{.paycard .qrwrap img{width:220px;height:220px}}
/* přepínač tématu + složky v menu */
.theme-toggle{background:none;border:0;color:#cbd5e1;font-size:16px;cursor:pointer;padding:4px 6px;border-radius:6px;line-height:1}.theme-toggle:hover{background:#1f2937}
.sb-nav a .ic{opacity:.9;margin-right:2px}
/* ===== TMAVÝ REŽIM (přepínatelný; výchozí je klasický světlý modrý) ===== */
:root[data-theme=dark]{color-scheme:dark;
  --bg:#0e131b;--card:#1a2130;--text:#e6e9ef;--muted:#9aa4b2;--line:#2b3444;
  --primary:#3b82f6;--primary-h:#60a5fa;--success:#22c55e;--warn:#f59e0b;--danger:#f87171;--purple:#a78bfa;--info:#38bdf8;
  --sb:#0b0f16;--sb-text:#c5ccd6;--topbar:#151c28;--input-bg:#0e131b;--btn-bg:#1a2130;--zebra:#161d29;--hover:#20293a;--cell-line:#232c3a}
:root[data-theme=dark] input,:root[data-theme=dark] select,:root[data-theme=dark] textarea{border-color:#334054}
:root[data-theme=dark] input[readonly]{background:#161d29}
:root[data-theme=dark] fieldset[disabled] input,:root[data-theme=dark] fieldset[disabled] select,:root[data-theme=dark] fieldset[disabled] textarea{background:#161d29;color:#8b95a4}
:root[data-theme=dark] .btn-outline{border-color:#3a4557}
:root[data-theme=dark] .btn:hover{filter:brightness(1.12)}
:root[data-theme=dark] .pipe{background:var(--card)}
:root[data-theme=dark] .preview-frame{background:#0b0f16}
:root[data-theme=dark] .comment,:root[data-theme=dark] .timeline li,:root[data-theme=dark] .filelist li,:root[data-theme=dark] .m-list li{border-bottom-color:var(--cell-line)}
:root[data-theme=dark] .badge-secondary{background:#2b3444;color:#c5ccd6}
:root[data-theme=dark] .dropzone{background:#141b26;border-color:#3a4557}
:root[data-theme=dark] .dropzone.over{background:#1b2534}
:root[data-theme=dark] .login-page .main{background:linear-gradient(160deg,#0b0f16,#0e131b)}
:root[data-theme=dark] .login-box{background:var(--card)}
:root[data-theme=dark] .flash-info{background:#0c2a3a;color:#bae6fd}
:root[data-theme=dark] .flash-success{background:#0f2e1c;color:#bbf7d0}
:root[data-theme=dark] .flash-warning{background:#3a2a08;color:#fde68a}
:root[data-theme=dark] .flash-danger{background:#3a1414;color:#fecaca}
:root[data-theme=dark] .badge-info{background:#0c2a3a;color:#bae6fd}:root[data-theme=dark] .badge-warning{background:#3a2a08;color:#fde68a}:root[data-theme=dark] .badge-primary{background:#12294d;color:#bfdbfe}:root[data-theme=dark] .badge-success{background:#0f2e1c;color:#bbf7d0}:root[data-theme=dark] .badge-danger{background:#3a1414;color:#fecaca}:root[data-theme=dark] .badge-purple{background:#241a45;color:#ddd6fe}
:root[data-theme=dark] .vbadge-danger{background:#3a1414;color:#fecaca}:root[data-theme=dark] .vbadge-warn{background:#3a2a08;color:#fde68a}:root[data-theme=dark] .vbadge-info{background:#0c2a3a;color:#bae6fd}
:root[data-theme=dark] .pill{background:#232c3a}:root[data-theme=dark] .pill.purple{background:#241a45}
:root[data-theme=dark] .theme-toggle{color:#fde68a}
/* rozbalovací výběr z číselníku (app.js) */
.combo-input{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%239aa4b2' stroke-width='1.6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 9px center;padding-right:26px}
.combo-panel{position:fixed;z-index:1000;max-height:300px;overflow:auto;background:var(--card);color:var(--text);border:1px solid var(--line);border-radius:8px;box-shadow:0 10px 28px rgba(0,0,0,.22);padding:4px 0;font-size:13px}
.combo-panel div{display:flex;gap:10px;align-items:baseline;padding:6px 11px;cursor:pointer}
.combo-panel div b{font-weight:600;white-space:nowrap}
.combo-panel div span{color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.combo-panel div.sel b{color:var(--primary)}
.combo-panel div.act,.combo-panel div:hover{background:var(--hover)}
.combo-panel .empty{margin:0;padding:6px 11px;color:var(--muted)}