:root{
  --bg:#0f172a; --bg2:#1e293b; --card:#ffffff; --ink:#0f172a; --muted:#64748b;
  --line:#e2e8f0; --brand:#0e7490; --brand2:#155e75; --accent:#06b6d4;
  --ok:#16a34a; --warn:#d97706; --err:#dc2626; --info:#2563eb;
  --okbg:#dcfce7; --warnbg:#fef3c7; --errbg:#fee2e2; --infobg:#dbeafe; --graybg:#f1f5f9;
  --radius:10px; --shadow:0 1px 3px rgba(15,23,42,.08),0 4px 16px rgba(15,23,42,.06);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:#f4f7fb;color:var(--ink);font-size:15px;line-height:1.5}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand2);text-decoration:underline}
h1{font-size:24px;margin:0 0 6px}
h2{font-size:19px;margin:0 0 10px}
h3{font-size:16px;margin:14px 0 8px}
em{color:var(--muted);font-style:normal;font-size:.9em}

/* topbar */
.topbar{display:flex;align-items:center;gap:20px;background:var(--bg);color:#fff;padding:0 22px;height:58px;position:sticky;top:0;z-index:20;box-shadow:var(--shadow)}
.brand a{color:#fff;font-weight:800;font-size:20px;letter-spacing:.5px}
.brand a:hover{text-decoration:none}
.brand a span{color:var(--accent)}
.mainnav{display:flex;gap:4px;flex:1}
.mainnav a{color:#cbd5e1;padding:8px 13px;border-radius:8px;font-weight:500}
.mainnav a:hover{background:var(--bg2);color:#fff;text-decoration:none}
.mainnav a.active{background:var(--accent);color:#06202a}
.userbox{display:flex;align-items:center;gap:12px;color:#e2e8f0}
.userbox .uname em{color:#94a3b8}

/* notification bell + badge (topbar) */
.notify{position:relative;display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:8px;color:#e2e8f0}
.notify:hover{background:var(--bg2);color:#fff;text-decoration:none}
.notify-ico{font-size:17px;line-height:1}
.notify-badge{position:absolute;top:-4px;right:-6px;min-width:18px;height:18px;padding:0 5px;border-radius:10px;background:var(--err);color:#fff;font-size:11px;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 2px var(--bg)}

.container{max-width:1180px;margin:22px auto;padding:0 18px}
.foot{text-align:center;color:var(--muted);padding:24px 0 34px;font-size:13px}

/* cards / panels */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;margin-bottom:18px}
.card-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap}
.card-head h1,.card-head h2{margin:0}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:1fr 1fr}
.grid-3{grid-template-columns:repeat(3,1fr)}
@media(max-width:820px){.grid-2,.grid-3{grid-template-columns:1fr}.topbar{height:auto;flex-wrap:wrap;padding:10px 16px}.mainnav{flex-wrap:wrap}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--line);color:var(--ink);padding:9px 15px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;transition:.12s}
.btn:hover{border-color:var(--accent);color:var(--brand2);text-decoration:none}
.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand2);color:#fff}
.btn-danger{background:var(--err);border-color:var(--err);color:#fff}
.btn-danger:hover{filter:brightness(.92);color:#fff}
.btn-ghost{background:transparent;border-color:transparent;color:inherit}
.btn-ghost:hover{background:var(--bg2)}
.btn-sm{padding:5px 10px;font-size:13px}
.btn-block{width:100%;justify-content:center}
.btn-group{display:flex;gap:8px;flex-wrap:wrap}

/* forms */
label{display:block;font-weight:600;font-size:13px;color:#334155;margin:12px 0 5px}
input,select,textarea{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(6,182,212,.15)}
textarea{resize:vertical;min-height:90px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 16px}
@media(max-width:700px){.form-row,.form-row-3{grid-template-columns:1fr}}
.hint{font-size:12px;color:var(--muted);margin-top:4px}
.form-actions{margin-top:18px;display:flex;gap:10px;justify-content:flex-end}
.check-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:8px 18px}
.check-list label{display:flex;align-items:center;gap:8px;font-weight:500;margin:0}
.check-list input[type="checkbox"]{width:auto;margin:0}
.radio-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:10px 18px}
.radio-list label{display:flex;align-items:flex-start;gap:9px;font-weight:500;margin:0;cursor:pointer}
.radio-list input[type="radio"]{width:auto;margin:3px 0 0;flex:none}

/* tables */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th,.tbl td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl th{background:#f8fafc;font-weight:700;color:#475569;font-size:12.5px;text-transform:uppercase;letter-spacing:.4px;white-space:nowrap}
.tbl tbody tr:hover{background:#f8fbfd}
.tbl tr.row-click{cursor:pointer}
.tbl .num{text-align:right;white-space:nowrap}
.tbl .muted{color:var(--muted)}
.empty{padding:30px;text-align:center;color:var(--muted)}

/* status badges */
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:700;white-space:nowrap}
.badge-new{background:var(--infobg);color:var(--info)}
.badge-proc{background:var(--warnbg);color:var(--warn)}
.badge-comm{background:#ede9fe;color:#7c3aed}
.badge-ok{background:var(--okbg);color:var(--ok)}
.badge-bad{background:var(--errbg);color:var(--err)}
.badge-gray{background:var(--graybg);color:#475569}

/* flash */
.flash{padding:11px 15px;border-radius:8px;margin-bottom:12px;font-weight:500;border:1px solid transparent}
.flash-success{background:var(--okbg);color:var(--ok);border-color:#bbf7d0}
.flash-error{background:var(--errbg);color:var(--err);border-color:#fecaca}
.flash-info{background:var(--infobg);color:var(--info);border-color:#bfdbfe}
.flash-warning{background:var(--warnbg);color:var(--warn);border-color:#fde68a}

/* timeline */
.tl{list-style:none;margin:0;padding:0}
.tl li{position:relative;padding:0 0 18px 26px}
.tl li:before{content:"";position:absolute;left:6px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--accent);border:2px solid #fff;box-shadow:0 0 0 2px var(--accent)}
.tl li:after{content:"";position:absolute;left:11px;top:14px;bottom:-4px;width:2px;background:var(--line)}
.tl li:last-child:after{display:none}
.tl .tl-date{font-size:12px;color:var(--muted)}

/* doc / attachments list */
.doc-item{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:9px 12px;border:1px solid var(--line);border-radius:8px;margin-bottom:8px;background:#fff}
.doc-item .dname{font-weight:600}
.doc-item .dmeta{font-size:12px;color:var(--muted)}

/* login */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,var(--bg),#1e3a5f)}
.login-card{background:#fff;padding:34px 32px;border-radius:14px;width:360px;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.login-title{font-size:30px;font-weight:800;margin:0;color:var(--bg)}
.login-title span{color:var(--accent)}
.login-sub{color:var(--muted);margin:4px 0 18px;font-size:14px}

/* misc */
.pill{background:var(--graybg);color:#475569;border-radius:20px;padding:2px 10px;font-size:12px;font-weight:600;display:inline-block}
.mono{font-family:ui-monospace,Consolas,monospace;font-size:13px}
.kv{display:grid;grid-template-columns:180px 1fr;gap:6px 14px;font-size:14px}
.kv dt{color:var(--muted);font-weight:600}
.kv dd{margin:0}
.filterbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.filterbar select,.filterbar input{width:auto;min-width:160px}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin:6px 0}
.tag{background:#eef2ff;color:#3730a3;border-radius:8px;padding:4px 10px;font-size:13px}
.right{margin-left:auto}
.mt0{margin-top:0}.mt8{margin-top:8px}.mt16{margin-top:16px}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.tab{padding:7px 14px;border-radius:20px;font-size:13px;font-weight:600;color:#475569;background:#fff;border:1px solid var(--line);text-decoration:none}
.tab:hover{border-color:var(--accent);color:var(--brand2);text-decoration:none}
.tab.active{background:var(--brand);border-color:var(--brand);color:#fff}
.inline-form{display:inline}

/* modal / popup */
.modal-overlay{position:fixed;inset:0;background:rgba(15,23,42,.55);display:flex;align-items:flex-start;justify-content:center;padding:48px 16px;z-index:50;overflow:auto}
.modal-overlay[hidden]{display:none}
.modal-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 20px 60px rgba(0,0,0,.3);width:100%;max-width:460px;padding:18px 20px}
select.prod-multi{min-height:96px}
select.prod-multi option{padding:5px 8px}

/* sortable table headers */
.th-sort{color:inherit;text-decoration:none;cursor:pointer}
.th-sort:hover{color:var(--brand2);text-decoration:none}
.th-sort-active{color:var(--brand2)}

/* pagination */
.pagination{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin-top:14px}
.pg{display:inline-flex;align-items:center;justify-content:center;min-width:34px;padding:6px 10px;border:1px solid var(--line);border-radius:8px;font-size:13px;font-weight:600;background:#fff;color:var(--ink);white-space:nowrap}
a.pg:hover{border-color:var(--accent);color:var(--brand2);text-decoration:none}
.pg-active{background:var(--brand);border-color:var(--brand);color:#fff}
.pg-disabled{color:#cbd5e1;background:#f8fafc;cursor:default}
.pg-ellipsis{border:none;background:none;min-width:auto;padding:6px 2px}

/* poruke (communication thread) */
.msg{border:1px solid var(--line);border-radius:8px;padding:12px 14px;margin-bottom:10px;background:#fff}
.msg-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px}
.msg-head .who{font-weight:700}
.msg-head .msg-date{margin-left:auto}
.msg-body{margin-top:8px;font-size:14px}
.msg-note{margin-top:6px;font-size:13px;color:var(--muted);background:var(--graybg);border-radius:6px;padding:6px 10px}
.msg-doc{margin-top:10px}
.wrap{white-space:pre-line}

/* obavestenja (notifications list) */
.notify-item{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;padding:12px 14px;border:1px solid var(--line);border-radius:8px;margin-bottom:10px;background:#fff}
.notify-item.notify-unread{background:#f0f9ff;border-color:#bae6fd}
.notify-main{min-width:0;flex:1}
.notify-title{font-weight:700;font-size:14.5px;display:flex;align-items:center;gap:8px}
.notify-title .dot{width:9px;height:9px;border-radius:50%;background:var(--info);flex:none}
.notify-body{margin-top:5px;font-size:14px;color:#334155}
.notify-meta{margin-top:8px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.notify-meta a{font-weight:600}
.notify-date{margin-left:auto;white-space:nowrap}