:root {
    --bg: #0f1115;
    --panel: #171a21;
    --panel-2: #1e222b;
    --border: #2a2f3a;
    --text: #e6e9ef;
    --muted: #8b93a3;
    --accent: #4c8dff;
    --pos: #3fb950;
    --neg: #f85149;
    --warn: #d29922;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
}

.boot { padding: 2rem; color: var(--muted); }

/* ---------- layout ---------- */
.page { display: flex; min-height: 100vh; }

.sidebar {
    width: 200px;
    background: var(--panel);
    border-right: 1px solid var(--border);
    flex-shrink: 0;
}

.nav-brand {
    padding: 1rem;
    font-weight: 700;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--border);
}
.nav-brand .logo { color: var(--accent); }

.nav-links { display: flex; flex-direction: column; padding: .5rem; }
.nav-item {
    padding: .6rem .8rem;
    color: var(--muted);
    text-decoration: none;
    border-radius: 6px;
    margin-bottom: 2px;
}
.nav-item:hover { background: var(--panel-2); color: var(--text); }
.nav-item.active { background: var(--accent); color: #fff; }

main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.topbar {
    display: flex;
    gap: .5rem;
    align-items: center;
    flex-wrap: wrap;
    padding: .6rem 1rem;
    border-bottom: 1px solid var(--border);
    background: var(--panel);
}

.content { padding: 1rem 1.25rem; overflow: auto; }

h1 { font-size: 1.3rem; margin: .2rem 0 1rem; }
h3 { margin: .2rem 0 .8rem; }

/* ---------- badges / status ---------- */
.badge {
    background: var(--panel-2);
    border: 1px solid var(--border);
    padding: .2rem .55rem;
    border-radius: 999px;
    font-size: .78rem;
    color: var(--muted);
}
.badge strong { color: var(--text); }
.badge.api { max-width: 360px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.badge.warn { color: var(--warn); border-color: var(--warn); }

.status { padding: .12rem .5rem; border-radius: 4px; font-size: .75rem; background: var(--panel-2); }
.status.ok { color: var(--pos); }
.status.pending { color: var(--warn); }
.status.dead { color: var(--neg); }

/* ---------- toolbar ---------- */
.toolbar { display: flex; gap: .6rem; align-items: center; margin-bottom: 1rem; flex-wrap: wrap; }
.inline { display: inline-flex; align-items: center; gap: .35rem; color: var(--muted); }
.inline input { width: auto; }
.w-90 { width: 90px; }
.muted { color: var(--muted); }
.tiny { font-size: .72rem; }
.r { text-align: right; }
.pos { color: var(--pos); }
.neg { color: var(--neg); }
.sym { font-weight: 600; }

/* ---------- buttons ---------- */
.btn {
    background: var(--panel-2);
    color: var(--text);
    border: 1px solid var(--border);
    padding: .45rem .85rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: .85rem;
}
.btn:hover { border-color: var(--accent); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { border-color: var(--neg); color: var(--neg); }
.btn.danger:hover { background: var(--neg); color: #fff; }
.btn.xs { padding: .25rem .5rem; font-size: .75rem; }

/* ---------- tables ---------- */
.grid { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.grid th, .grid td { padding: .55rem .6rem; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.grid th { background: var(--panel-2); color: var(--muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; }
.grid tr:last-child td { border-bottom: none; }
.grid td.actions { white-space: nowrap; }
.grid td.actions .btn { margin-right: .25rem; }

/* ---------- cards / forms ---------- */
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 1rem 1.2rem; margin-bottom: 1rem; }
.card.form { max-width: 640px; }
.warn-card { border-color: var(--warn); }

.form .row { margin-bottom: .8rem; }
.form .row.two { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
label { display: block; color: var(--muted); font-size: .8rem; }
label.check { display: flex; align-items: center; gap: .4rem; margin-top: 1.4rem; }
input, select {
    width: 100%;
    margin-top: .25rem;
    padding: .45rem .55rem;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 6px;
}
input:disabled { opacity: .5; }

/* ---------- welcome tiles ---------- */
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: .8rem; }
.tile {
    display: flex;
    flex-direction: column;
    gap: .35rem;
    padding: 1rem 1.1rem;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    text-decoration: none;
    color: var(--text);
}
.tile:hover { border-color: var(--accent); }
.tile-title { font-weight: 600; font-size: 1rem; }

/* ---------- alerts ---------- */
.alert { padding: .6rem .8rem; border-radius: 6px; margin-top: .8rem; font-size: .85rem; }
.alert.error { background: rgba(248,81,73,.12); border: 1px solid var(--neg); color: #ffb4ae; }
.alert.ok { background: rgba(63,185,80,.12); border: 1px solid var(--pos); color: #9be7a6; }
.alert.break { word-break: break-all; }

/* ---------- modal ---------- */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: flex; align-items: center; justify-content: center; z-index: 50; }
.modal { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 1.2rem 1.4rem; width: 380px; max-width: 92vw; }
.modal label { margin-bottom: .6rem; }
.modal-actions { display: flex; gap: .6rem; justify-content: flex-end; margin-top: 1rem; }

/* ---------- error ui ---------- */
#blazor-error-ui {
    display: none;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    background: var(--warn);
    color: #1a1a1a;
    padding: .7rem 1rem;
    z-index: 100;
}
#blazor-error-ui .dismiss { float: right; cursor: pointer; }

@media (max-width: 720px) {
    .form .row.two { grid-template-columns: 1fr; }
    .sidebar { width: 150px; }
}