:root{--bg:#f7f8f9;--ink:#172b4d;--muted:#626f86;--line:#dcdfe4;--card:#fff;--brand:#0c66e4;--brand-h:#0055cc;--list:#f1f2f4;--danger:#c9372c;--r:12px;--shadow:0 1px 1px rgba(9,30,66,.25),0 0 1px rgba(9,30,66,.31)}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;height:100%;font-family:-apple-system,"Segoe UI",Tahoma,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:14px}
button{font:inherit;cursor:pointer;border:0;border-radius:3px;padding:7px 12px;background:var(--brand);color:#fff;font-weight:500}button:hover{background:var(--brand-h)}
button.ghost{background:transparent;color:var(--ink)}button.ghost:hover{background:rgba(9,30,66,.08)}
button.danger{color:var(--danger)}
input,textarea,select{font:inherit;border:1px solid #8590a2;border-radius:3px;padding:7px 9px;background:#fff;color:var(--ink);width:100%}
input:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:-1px}
label{display:block;font-size:12px;color:var(--muted);margin:10px 0 4px}
.muted{color:var(--muted);font-size:12px}.err{color:var(--danger);min-height:1.2em;margin-top:8px}
#topbar{display:flex;align-items:center;gap:12px;padding:8px 16px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5;transition:background .2s}
body.on-board{background:var(--board,#0079bf)}
body.on-board #topbar{background:rgba(0,0,0,.35);border-bottom:0;backdrop-filter:blur(6px);color:#fff}
body.on-board #topbar .brand,body.on-board #crumb,body.on-board #crumb a,body.on-board #whoami,body.on-board #topbar button.ghost{color:#fff}
body.on-board #topbar button.ghost:hover{background:rgba(255,255,255,.2)}
body.on-board #search{background:rgba(255,255,255,.2);border-color:transparent;color:#fff}body.on-board #search::placeholder{color:rgba(255,255,255,.75)}
body.on-board #crumb [contenteditable]{padding:2px 8px;border-radius:3px}body.on-board #crumb [contenteditable]:hover{background:rgba(255,255,255,.2)}
body.on-board .badge-avatar{background:#fff;color:var(--brand)}
.brand{font-weight:800;color:var(--brand);text-decoration:none;font-size:18px;letter-spacing:-.3px}
#crumb{flex:1;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#search{width:260px}
#search-results{position:absolute;top:46px;left:16px;width:420px;max-width:calc(100vw - 32px);background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:0 8px 24px rgba(9,30,66,.2);max-height:60vh;overflow:auto;z-index:9}
#search-results a{display:block;padding:8px 12px;color:inherit;text-decoration:none;border-bottom:1px solid var(--line)}
#search-results a:hover{background:var(--bg)}#search-results a small{display:block;color:var(--muted)}
#view{padding:16px;min-height:calc(100vh - 50px)}
/* boards grid */
.boards{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.board-tile{height:96px;border-radius:3px;color:#fff;padding:10px 12px;display:flex;flex-direction:column;justify-content:space-between;cursor:pointer;text-decoration:none;font-weight:700;position:relative;background-image:linear-gradient(rgba(0,0,0,.05),rgba(0,0,0,.15))}.board-tile:hover{filter:brightness(.92)}
.board-tile small{font-weight:400;opacity:.9}
.board-tile .x{position:absolute;top:6px;left:6px;opacity:0;background:rgba(0,0,0,.3);padding:2px 7px;border-radius:4px;font-size:12px}
.board-tile:hover .x{opacity:1}
.board-new{border:0;background:#091e420f!important;background-image:none!important;color:var(--ink);display:flex;align-items:center;justify-content:center;font-weight:500}.board-new:hover{background:#091e4224!important}
form.inline{display:flex;gap:6px;align-items:center}
/* board */
.board-wrap{display:flex;gap:12px;align-items:flex-start;overflow-x:auto;padding-bottom:16px;min-height:calc(100vh - 90px)}
.list{background:var(--list);border-radius:var(--r);width:272px;min-width:272px;max-height:calc(100vh - 100px);display:flex;flex-direction:column;box-shadow:0 1px 1px rgba(9,30,66,.25)}
.list.drag-over{outline:2px dashed var(--brand)}
.list-head{display:flex;align-items:center;padding:8px 10px;gap:4px;cursor:grab}
.list-head h3{margin:0;flex:1;font-size:14px;font-weight:600;padding:4px 6px;border-radius:4px;color:var(--ink)}
.list-head h3:focus{background:#fff;outline:2px solid var(--brand)}
.list-head .cnt{color:var(--muted);font-size:12px}
.cards{flex:1;overflow-y:auto;padding:0 8px;display:flex;flex-direction:column;gap:8px;min-height:10px}
.card{background:var(--card);border-radius:8px;padding:8px 12px;box-shadow:0 1px 1px #091e4240,0 0 1px #091e424f;cursor:pointer;border:2px solid transparent}
.card:hover{border-color:var(--brand)}.card.dragging{opacity:.4}
.card.done .t{text-decoration:line-through;color:var(--muted)}
.card .t{white-space:pre-wrap;word-break:break-word}
.card .badges{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px;font-size:11px;color:var(--muted)}
.card .badges span{background:var(--bg);padding:1px 6px;border-radius:4px}
.card .badges .due.over{background:#ffeceb;color:#ae2e24}.card .badges .due.soon{background:#f8e6a0;color:#533f04}
.lbls{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:6px}
.lbl{display:inline-block;height:8px;min-width:40px;border-radius:4px;font-size:10px;line-height:8px;color:transparent;padding:0 4px;transition:height .1s}.cards:hover .lbl:not(.big){height:16px;line-height:16px;color:#fff;font-weight:600;font-size:11px}
.lbl.big{height:32px;line-height:32px;min-width:56px;color:#fff;font-size:12px;font-weight:600;padding:0 12px;border-radius:3px;text-align:center}
.list-foot{padding:8px}.list-foot form{display:flex;flex-direction:column;gap:6px}
.list-foot textarea{resize:none}
.add-btn{width:100%;text-align:right;background:transparent;color:var(--muted);padding:6px 8px;border-radius:8px}
.add-btn:hover{background:rgba(9,30,66,.08);color:var(--ink)}
.list-new{background:rgba(255,255,255,.24);border:0}body.on-board .list-new .add-btn{color:#fff;font-weight:500}body.on-board .list-new .add-btn:hover{background:rgba(255,255,255,.3);color:#fff}
.placeholder{border-radius:8px;height:38px;background:#091e4224}
/* login */
#login{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#fafbfc}
#login form{background:#fff;padding:32px 40px;border-radius:3px;width:400px;max-width:92vw;text-align:center;box-shadow:rgba(0,0,0,.1) 0 0 10px}
#login h1{margin:0;color:var(--brand)}#login p{color:var(--muted);margin:4px 0 16px}#login input{margin-bottom:10px}#login button{width:100%}
/* modal */
#modal{position:fixed;inset:0;background:rgba(9,30,66,.55);display:flex;align-items:flex-start;justify-content:center;padding:40px 12px;z-index:20;overflow:auto}
.modal-box{background:#f4f5f7;border-radius:12px;width:768px;max-width:100%;box-shadow:0 20px 60px rgba(0,0,0,.4)}
.modal-head{display:flex;gap:8px;padding:14px 16px}
.title-input{font-size:18px;font-weight:700;border-color:transparent;background:transparent}.title-input:focus{background:#fff}
.modal-body{padding:4px 16px 16px}.modal-foot{display:flex;align-items:center;gap:10px;padding:12px 16px;border-top:1px solid var(--line);background:#fff;border-radius:0 0 12px 12px}
.modal-foot #m-meta{flex:1}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.chk{display:flex;align-items:center;gap:6px;color:var(--ink);font-size:14px;margin-top:8px}.chk input{width:auto}
.labels-edit{display:flex;gap:6px;flex-wrap:wrap}
.labels-edit .lbl{cursor:pointer;opacity:.35;border:2px solid transparent}.labels-edit .lbl.on{opacity:1;border-color:var(--ink)}
#m-check{list-style:none;padding:0;margin:0}#m-check li{display:flex;align-items:center;gap:8px;padding:4px 0}
#m-check li input[type=checkbox]{width:auto}#m-check li span{flex:1}#m-check li.done span{text-decoration:line-through;color:var(--muted)}
#m-check li button{padding:2px 6px}
.progress{height:6px;background:var(--line);border-radius:3px;margin:6px 0}.progress i{display:block;height:100%;background:#22a06b;border-radius:3px}
/* activity */
#activity{position:fixed;top:50px;left:0;bottom:0;width:340px;max-width:100vw;background:#fff;border-right:1px solid var(--line);box-shadow:0 0 24px rgba(9,30,66,.2);z-index:6;display:flex;flex-direction:column}
.aside-head{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line)}
#activity-list{list-style:none;margin:0;padding:8px 14px;overflow:auto}#activity-list li{padding:6px 0;border-bottom:1px solid var(--line)}
#activity-list small{display:block;color:var(--muted)}
#toast{position:fixed;bottom:20px;right:50%;transform:translateX(50%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px;z-index:30}
@media (max-width:700px){#search{width:140px}#topbar{gap:8px}.row{grid-template-columns:1fr}}
/* v5: users/settings/comments/attachments */
.sect-head{display:flex;align-items:center;justify-content:space-between;gap:8px}
.upload-btn{display:inline-flex;align-items:center;gap:4px;cursor:pointer;background:#091e420f;border:0;border-radius:3px;padding:6px 12px;font-size:13px;color:var(--ink);margin:0;font-weight:500}
.upload-btn:hover{background:#091e4224}
.attachments{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0}
.att{position:relative;width:110px;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff;font-size:11px}
.att img{width:100%;height:72px;object-fit:cover;display:block;cursor:zoom-in;background:#eee}
.att .file{height:72px;display:flex;align-items:center;justify-content:center;font-size:28px;background:var(--bg)}
.att .name{padding:4px 6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block;color:var(--ink);text-decoration:none}
.att .x{position:absolute;top:3px;left:3px;background:rgba(0,0,0,.55);color:#fff;border-radius:4px;padding:0 5px;font-size:11px;opacity:0}
.att:hover .x{opacity:1}
.att.sm{width:80px}.att.sm img,.att.sm .file{height:54px}
.comments{display:flex;flex-direction:column;gap:8px}
.comment{background:#fff;border-radius:8px;padding:8px 12px;box-shadow:0 1px 1px #091e4240}
.comment .head{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted);margin-bottom:4px}
.comment .head b{color:var(--ink)}
.comment .text{white-space:pre-wrap;word-break:break-word}
.comment-form{margin-top:8px}.comment-form textarea{resize:vertical}
.comment-actions{display:flex;justify-content:space-between;align-items:center;margin-top:6px;gap:8px}
#lightbox{position:fixed;inset:0;background:rgba(0,0,0,.85);display:flex;align-items:center;justify-content:center;z-index:40;cursor:zoom-out}
#lightbox img{max-width:95vw;max-height:95vh;border-radius:6px}
.badge-avatar{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:var(--brand);color:#fff;font-size:11px;font-weight:700}
/* settings page */
.settings{max-width:900px;margin:0 auto;display:grid;gap:16px}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px}
.panel h3{margin:0 0 8px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
table.users{width:100%;border-collapse:collapse;font-size:13px}
table.users th,table.users td{padding:6px 8px;border-bottom:1px solid var(--line);text-align:right;vertical-align:middle}
table.users select,table.users input{padding:4px 6px;width:auto}
.tag{display:inline-block;padding:1px 8px;border-radius:10px;font-size:11px;background:var(--bg)}
.tag.admin{background:#fedec8;color:#702e00}.tag.member{background:#cce0ff;color:#09326c}.tag.viewer{background:#f1f2f4;color:#44546f}
.label-row{display:flex;gap:6px;align-items:center;margin-bottom:4px}.label-row input[type=color]{width:40px;padding:0;height:30px}
.members-pop{position:fixed;top:50px;left:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:0 8px 24px rgba(9,30,66,.2);padding:12px;width:300px;z-index:8}
.members-pop label.chk{margin:2px 0}
.private-badge{font-size:11px;background:rgba(0,0,0,.25);padding:1px 6px;border-radius:4px}
.readonly-note{background:#fff7d6;color:#7f5f01;padding:6px 12px;border-radius:6px;margin-bottom:10px;font-size:12px}
@media (max-width:700px){.grid2{grid-template-columns:1fr}}

/* v7: permissions + audit */
.history{list-style:none;padding:0;margin:6px 0 0;font-size:12px}.history li{padding:5px 0;border-bottom:1px solid var(--line)}
.history .chg{display:inline-block;background:var(--bg);border-radius:4px;padding:0 6px;margin:2px 2px 0 0;font-size:11px}
.history .chg del{color:var(--danger)}.history .chg ins{text-decoration:none;color:#216e4e}
details summary{cursor:pointer;color:var(--muted);font-size:12px;margin-top:12px}
.perm-pop{position:fixed;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:0 8px 24px rgba(9,30,66,.25);padding:12px;width:380px;max-width:95vw;z-index:25;max-height:70vh;overflow:auto}
.perm-pop table{width:100%;border-collapse:collapse;font-size:12px}.perm-pop td,.perm-pop th{padding:4px 6px;border-bottom:1px solid var(--line);text-align:right}
.perm-pop select{padding:2px 4px;font-size:12px;width:auto}
.perm-pop .eff{font-size:11px;color:var(--muted)}
.lock{font-size:11px;color:var(--muted)}
.card.locked{background:#fafafa;cursor:default}.card.locked .t::before{content:"🔒 ";font-size:11px}
.list-head .lockbtn{padding:2px 6px;font-size:12px}
.audit{max-width:1100px;margin:0 auto}
.audit .filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.audit .filters input,.audit .filters select{width:auto;min-width:120px}
table.audit-t{width:100%;border-collapse:collapse;font-size:12px;background:#fff}
table.audit-t th,table.audit-t td{padding:6px 8px;border-bottom:1px solid var(--line);text-align:right;vertical-align:top}
table.audit-t th{background:var(--bg);position:sticky;top:50px}
.act{display:inline-block;padding:1px 7px;border-radius:10px;font-size:11px;background:var(--bg)}
.act.delete{background:#ffeceb;color:#ae2e24}.act.create{background:#dcfff1;color:#216e4e}.act.update,.act.move{background:#e9f2ff;color:#0055cc}.act.login{background:#f1f2f4;color:#44546f}

/* v9: ERP / Iskra links */
.links{display:flex;flex-wrap:wrap;gap:6px;margin:4px 0 6px}
.chip{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);border-radius:3px;padding:3px 8px;font-size:12px;color:var(--ink)}
.chip a{color:var(--brand);text-decoration:none;font-weight:600}.chip a:hover{text-decoration:underline}
.chip .k{font-size:10px;padding:0 5px;border-radius:3px;background:#e9f2ff;color:#0055cc}
.chip .k.meter_iskra{background:#fff7d6;color:#7f5f01}.chip .k.panel{background:#dcfff1;color:#216e4e}.chip .k.meter_erp{background:#f3f0ff;color:#5e4db2}
.chip .x{cursor:pointer;color:var(--muted);padding:0 2px}.chip .x:hover{color:var(--danger)}
.chip small{color:var(--muted)}
.link-search .inline select{width:auto;min-width:120px}
.link-results{background:#fff;border:1px solid var(--line);border-radius:3px;margin-top:4px;max-height:260px;overflow:auto}
.link-results .grp{font-size:11px;color:var(--muted);padding:6px 10px 2px;background:var(--bg);font-weight:600}
.link-results .it{padding:6px 10px;cursor:pointer;border-bottom:1px solid var(--line);font-size:13px}.link-results .it:hover{background:#e9f2ff}
.link-results .it small{display:block;color:var(--muted)}
.link-results .err{padding:6px 10px;color:var(--danger);font-size:12px}
.card .links .chip{padding:1px 6px;font-size:11px;border-radius:3px}

/* v10: settings buttons */
.list-head .lockbtn{opacity:.55}.list-head:hover .lockbtn{opacity:1}
.perm-pop .eff{display:block;margin-top:6px}
.perm-pop .creator{font-size:11px;color:var(--muted)}