:root{
  --ink:#1a2230; --muted:#5b6470; --accent:#1f3a93; --accent-d:#16306f;
  --line:#dfe3ea; --bg:#f3f5f9; --card:#fff; --danger:#b3261e; --ok:#1f7a3d;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:"Helvetica Neue",Arial,sans-serif;font-size:15px;line-height:1.5}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:24px;margin:0 0 16px}
h2{font-size:18px;margin:24px 0 8px}

/* Top bar */
.topbar{display:flex;align-items:center;gap:18px;padding:10px 20px;background:var(--accent);color:#fff}
.topbar a{color:#fff}
.brand{font-weight:700;font-size:17px;text-decoration:none}
.mainnav{display:flex;gap:14px}
.mainnav a{opacity:.85;padding:4px 0;border-bottom:2px solid transparent}
.mainnav a.active,.mainnav a:hover{opacity:1;border-bottom-color:#fff;text-decoration:none}
.spacer{flex:1}
.who{opacity:.9;font-size:14px}

.wrap{max-width:980px;margin:24px auto;padding:0 20px}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:16px}
.muted{color:var(--muted);font-size:13px}

/* Buttons */
.btn{display:inline-block;border:1px solid var(--line);background:#fff;color:var(--ink);
  padding:7px 14px;border-radius:8px;cursor:pointer;font-size:14px}
.btn:hover{border-color:#b9c0cc;text-decoration:none}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:var(--accent-d)}
.btn.ghost{background:transparent}
.btn.danger{color:var(--danger);border-color:#e6bcb8}
.btn.danger:hover{background:#fbeceb}

/* Cards (portal) */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.card{display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:18px;transition:.15s;text-decoration:none;color:inherit}
.card:hover{border-color:var(--accent);box-shadow:0 4px 14px rgba(31,58,147,.1);text-decoration:none}
.card.disabled{opacity:.55}
.card-title{font-weight:700;font-size:17px;margin-bottom:6px}
.card-desc{color:var(--muted);font-size:13px}

/* Login */
.login-card{max-width:340px;margin:8vh auto;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:28px}
.login-card label{display:block;margin:0 0 14px;font-size:13px;color:var(--muted)}
.login-card input{display:block;width:100%;margin-top:4px;padding:9px 11px;
  border:1px solid var(--line);border-radius:8px;font-size:15px}
.login-card .btn{width:100%}
.alert{background:#fbeceb;color:var(--danger);border:1px solid #e6bcb8;
  padding:9px 12px;border-radius:8px;margin-bottom:14px;font-size:14px}
.alert.ok{background:#e6f5ec;color:var(--ok);border-color:#bfe3cd}
.alert.warn{background:#fff4e0;color:#8a5a00;border-color:#f0d9a0}
.alert code{background:rgba(0,0,0,.06);padding:1px 5px;border-radius:4px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* Forms */
.form input,.form select,.form textarea{padding:9px 11px;border:1px solid var(--line);border-radius:8px;font-size:15px;width:100%;font-family:inherit}
.form label{margin-bottom:14px}
.form textarea{resize:vertical}
.form label{display:block;font-size:13px;color:var(--muted)}
.form label input,.form label select{margin-top:4px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:680px}
.form-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:22px}
.inline-add{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0 20px}
.inline-add input{flex:1;min-width:140px}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 18px}
.filters select,.filters input{padding:8px 10px;border:1px solid var(--line);border-radius:8px}

/* Tables */
.grid{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.grid th{background:#f7f8fb;text-align:left;font-size:12px;text-transform:uppercase;
  letter-spacing:.04em;color:var(--muted);padding:10px 12px;border-bottom:1px solid var(--line)}
.grid td{padding:10px 12px;border-bottom:1px solid var(--line)}
.grid tr:last-child td{border-bottom:none}
.grid .num{text-align:right}
.grid .empty{text-align:center;color:var(--muted);padding:22px}
.items-input input,.items-input select{width:100%;border:1px solid var(--line);border-radius:8px;padding:9px 11px;font-size:15px}
.items-input select{background:#fff}
.items-input .rocno{margin-top:6px}
.items-input input.num{text-align:right}
.items-input tfoot td{padding-top:12px}

/* Tags */
.tag{display:inline-block;padding:2px 9px;border-radius:20px;font-size:12px;
  background:#eef1f6;color:var(--muted)}
.tag.izdan{background:#e7f0ff;color:var(--accent)}
.tag.poslan{background:#fff4e0;color:#9a6a00}
.tag.placan{background:#e6f5ec;color:var(--ok)}

/* Detail panel */
.panel{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px 18px;margin:14px 0}
.kv{display:flex;gap:12px;padding:5px 0}
.kv span{min-width:160px;color:var(--muted);font-size:13px}
.actions{display:flex;gap:8px;flex-wrap:wrap}