:root {
    --bg: #12151c;
    --bg2: #1b202b;
    --panel: #232a38;
    --line: #313a4d;
    --txt: #eef2f7;
    --muted: #9aa6b8;
    --accent: #3d8bfd;
    --ok: #2e9e56;
    --warn: #e0a416;
    --danger: #d9534f;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: "Segoe UI", system-ui, sans-serif;
    background: var(--bg);
    color: var(--txt);
}

.topbar {
    display: flex; align-items: center; gap: 1rem;
    padding: 0 1rem; height: 56px;
    background: var(--bg2); border-bottom: 1px solid var(--line);
}
.topbar .brand { font-weight: 700; font-size: 1.1rem; }
.topbar .spacer { flex: 1; }
.topbar a { color: var(--txt); text-decoration: none; padding: .4rem .7rem; border-radius: 8px; }
.topbar a:hover { background: var(--panel); }
.topbar .odjava { background: none; border: none; color: var(--muted); cursor: pointer; font: inherit; }

main { padding: 1.2rem; max-width: 1100px; margin: 0 auto; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h2 { font-size: 1.1rem; margin: 0 0 .8rem; }
.pod { color: var(--muted); margin-top: -.5rem; }
.prazno { color: var(--muted); text-align: center; padding: 1.5rem; }

.kartica {
    background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
    padding: 1.2rem; margin-bottom: 1.2rem;
}
.kartica.istaknuto { border-color: var(--ok); }
.kartica-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: .5rem; }
.oznaka { color: var(--muted); font-size: .85rem; font-weight: 400; margin-left: .4rem; }
.status { font-size: .85rem; padding: .25rem .6rem; border-radius: 999px; background: var(--bg2); color: var(--muted); }
.status.on { color: var(--ok); }
.status.off { color: var(--warn); }

.kpi-red { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: .8rem; margin: 1rem 0; }
.kpi { background: var(--bg2); border: 1px solid var(--line); border-radius: 12px; padding: .9rem; text-align: center; }
.kpi .v { display: block; font-size: 1.5rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.kpi .l { display: block; color: var(--muted); font-size: .8rem; margin-top: .2rem; }

.veze { display: flex; gap: .6rem; }
.veze a {
    padding: .5rem .9rem; border-radius: 10px; background: var(--bg2);
    border: 1px solid var(--line); color: var(--txt); text-decoration: none;
}
.veze a:hover { border-color: var(--accent); }

.tab { width: 100%; border-collapse: collapse; }
.tab th, .tab td { padding: .6rem .7rem; text-align: left; border-bottom: 1px solid var(--line); }
.tab th { color: var(--muted); font-size: .85rem; font-weight: 600; }
.tab td.r, .tab th.r { text-align: right; font-variant-numeric: tabular-nums; }
.tab tr.storniran td { opacity: .5; text-decoration: line-through; }
.tab .nula { color: var(--danger); font-weight: 700; }
code { background: var(--bg2); padding: .15rem .4rem; border-radius: 6px; }

.filter { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; margin-bottom: 1rem; }
.filter label { color: var(--muted); }

input, button {
    font: inherit; padding: .6rem .8rem; border-radius: 10px;
    border: 1px solid var(--line); background: var(--bg2); color: var(--txt);
}
button { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; cursor: pointer; }
form label { display: block; color: var(--muted); margin: .6rem 0 .2rem; }
.upozorenje { color: var(--warn); font-size: .9rem; }

/* Prijava */
.prijava-body { display: flex; align-items: center; justify-content: center; min-height: 100vh;
    background: radial-gradient(900px 500px at 30% 20%, rgba(61,139,253,.25), transparent 60%), var(--bg); }
.prijava-kutija {
    background: var(--panel); border: 1px solid var(--line); border-radius: 18px;
    padding: 2rem; width: min(360px, 92vw); text-align: center;
}
.prijava-logo { font-size: 3rem; }
.prijava-kutija input, .prijava-kutija button { width: 100%; margin-top: .6rem; }
.greska { color: var(--danger); margin-top: .6rem; }