:root{--bg: #f4f6f8;--panel: #ffffff;--panel-2: #f0f2f5;--text: #1c2733;--muted: #5e6b7a;--border: #d7dee6;--primary: #1f6feb;--primary-text: #ffffff;--danger: #c0392b;--ok: #1e8e4f;--warn: #b8860b;--shadow: 0 1px 3px rgba(0, 0, 0, .08)}:root[data-tema=dark]{--bg: #0e1116;--panel: #171b22;--panel-2: #1f242c;--text: #e6edf3;--muted: #93a1b0;--border: #2b323c;--primary: #388bfd;--primary-text: #ffffff;--danger: #e5534b;--ok: #3fb950;--warn: #d29922;--shadow: 0 1px 3px rgba(0, 0, 0, .5)}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--primary);text-decoration:none}h1,h2,h3{font-weight:600}.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:7px;border:1px solid var(--border);background:var(--panel-2);color:var(--text);cursor:pointer;font-size:14px}.btn:hover{border-color:var(--primary)}.btn.primary{background:var(--primary);color:var(--primary-text);border-color:var(--primary)}.btn.danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.sm{padding:4px 9px;font-size:13px}input,select,textarea{padding:8px 10px;border-radius:7px;border:1px solid var(--border);background:var(--panel);color:var(--text);font-size:14px;width:100%}label{display:block;font-size:13px;color:var(--muted);margin:10px 0 4px}.card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:18px;box-shadow:var(--shadow)}.grid{display:grid;gap:14px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px}tr:hover td{background:var(--panel-2)}.badge{padding:2px 8px;border-radius:20px;font-size:12px;border:1px solid var(--border)}.badge.ok{color:var(--ok);border-color:var(--ok)}.badge.warn{color:var(--warn);border-color:var(--warn)}.badge.err{color:var(--danger);border-color:var(--danger)}.greska{color:var(--danger);margin:8px 0}.ok-poruka{color:var(--ok);margin:8px 0}.muted{color:var(--muted)}.app{display:flex;min-height:100vh}.sidebar{width:230px;background:var(--panel);border-right:1px solid var(--border);padding:16px;display:flex;flex-direction:column;gap:4px}.sidebar .logo{font-size:20px;font-weight:700;margin-bottom:14px;letter-spacing:1px}.sidebar a{padding:9px 12px;border-radius:7px;color:var(--text);display:block}.sidebar a.active,.sidebar a:hover{background:var(--panel-2)}.main{flex:1;padding:22px 26px;overflow:auto}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.center-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}.auth-box{width:100%;max-width:380px}.modal-bg{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}.modal{width:100%;max-width:520px;max-height:90vh;overflow:auto}.row{display:flex;gap:10px;align-items:center}.row.wrap{flex-wrap:wrap}.spacer{flex:1}.viewer{display:flex;gap:16px;height:calc(100vh - 120px)}.viewer .strane-list{width:120px;overflow:auto;display:flex;flex-direction:column;gap:8px}.viewer .strane-list img{width:100%;border:2px solid transparent;border-radius:4px;cursor:pointer}.viewer .strane-list img.akt{border-color:var(--primary)}.viewer .platno{flex:1;overflow:auto;background:var(--panel-2);border-radius:8px;display:flex;justify-content:center;align-items:flex-start;padding:16px}.viewer .platno img{max-width:100%;-webkit-user-select:none;user-select:none;-webkit-user-drag:none;box-shadow:var(--shadow);background:#fff}.tree{list-style:none;padding-left:14px;margin:0}.tree li{padding:2px 0}.tree .node{cursor:pointer;padding:3px 6px;border-radius:5px}.tree .node:hover,.tree .node.akt{background:var(--panel-2)}