:root {
    --bg: #0f1115;
    --surface: #171a21;
    --surface-2: #1f232c;
    --border: #2b303b;
    --text: #e6e8ec;
    --muted: #9aa2af;
    --accent: #6ea8fe;
    --accent-ink: #06122b;
    --ok: #3fb950;
    --warn: #d29922;
    --bad: #f85149;
    --radius: 12px;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
}

/* ---- top bar ---- */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 24px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 10;
}
.brand { font-weight: bold; font-size: 1.15rem; }
.auth-status { color: var(--muted); font-size: 0.9rem; }
.auth-status .badge { margin-left: 6px; }

.app {
    max-width: 860px;
    margin: 0 auto;
    padding: 24px;
}

/* ---- tabs ---- */
.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
.tab {
    background: var(--surface);
    color: var(--muted);
    border: 1px solid var(--border);
    padding: 8px 16px;
    border-radius: 999px;
    cursor: pointer;
    font-size: 0.9rem;
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: bold; }
.tab[hidden] { display: none; }

/* ---- panels ---- */
.panel { display: none; }
.panel.active { display: block; }

/* ---- forms ---- */
.form { display: flex; flex-direction: column; gap: 12px; max-width: 420px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 640px) { .two-col { grid-template-columns: 1fr; } }
label { display: flex; flex-direction: column; gap: 6px; font-size: 0.85rem; color: var(--muted); }
input, textarea, select {
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 10px 12px;
    border-radius: 8px;
    font: inherit;
}
input:focus, textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }

button {
    background: var(--accent);
    color: var(--accent-ink);
    border: none;
    padding: 10px 16px;
    border-radius: 8px;
    cursor: pointer;
    font: inherit;
    font-weight: bold;
}
button:hover { filter: brightness(1.08); }
button.ghost { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); font-weight: normal; }
button.ok { background: var(--ok); color: #04220b; }
button.danger { background: var(--bad); color: #2a0606; }
button.small { padding: 6px 10px; font-size: 0.8rem; }

.row { display: flex; gap: 8px; margin-bottom: 16px; }
.row input { flex: 1; }

/* ---- lists / cards ---- */
.list { display: flex; flex-direction: column; gap: 10px; }
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 16px;
}
.card h3 { margin: 0 0 4px; }
.card .meta { color: var(--muted); font-size: 0.8rem; }
.card .desc { margin: 8px 0 0; }
.card.clickable { cursor: pointer; }
.card.clickable:hover { border-color: var(--accent); }

.detail { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; margin-top: 16px; }
.version-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 8px 0; border-top: 1px solid var(--border); }
.version-row:first-of-type { border-top: none; }
.version-row .ver-desc { flex-basis: 100%; font-size: 0.85rem; }
.card .versions { margin-top: 8px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.card-head h3 { margin: 0; }
.spacer { flex: 1; }

pre.code {
    background: #0b0d11;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    overflow-x: auto;
    font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
    font-size: 0.82rem;
    max-height: 340px;
}

/* ---- badges ---- */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.badge.pending { background: rgba(210,153,34,0.18); color: var(--warn); }
.badge.approved { background: rgba(63,185,80,0.18); color: var(--ok); }
.badge.rejected { background: rgba(248,81,73,0.18); color: var(--bad); }
.badge.role { background: var(--surface-2); color: var(--accent); }

.muted { color: var(--muted); }
code { background: var(--surface-2); padding: 1px 5px; border-radius: 4px; }
a { color: var(--accent); }

/* ---- flash message ---- */
.flash {
    padding: 10px 14px;
    border-radius: 8px;
    margin-bottom: 16px;
    border: 1px solid var(--border);
}
.flash.ok { background: rgba(63,185,80,0.14); border-color: var(--ok); }
.flash.err { background: rgba(248,81,73,0.14); border-color: var(--bad); }
.empty { color: var(--muted); padding: 20px; text-align: center; }