:root {
    --bg: #0e1014;
    --panel: #171a21;
    --panel-2: #1f232c;
    --line: #2a2f3a;
    --text: #e7e9ee;
    --muted: #8b93a3;
    --gold: #e8b339;
    --gold-soft: #f6cf6b;
    --green: #36c46a;
    --red: #e5564b;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: radial-gradient(1200px 600px at 50% -200px, #1a1d25 0%, var(--bg) 60%);
    color: var(--text);
    font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    min-height: 100vh;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 22px;
    border-bottom: 1px solid var(--line);
    background: rgba(20, 23, 30, 0.7);
    position: sticky;
    top: 0;
    backdrop-filter: blur(6px);
    z-index: 5;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: .2px; }
.brand .logo { font-size: 20px; }
.meta { display: flex; align-items: center; gap: 14px; color: var(--muted); font-size: 12.5px; }
.pool { color: var(--gold-soft); }
.status { padding: 2px 9px; border: 1px solid var(--line); border-radius: 999px; color: var(--green); }
.status.err { color: var(--red); border-color: rgba(229,86,75,.4); }
.clock { font-variant-numeric: tabular-nums; }

.totals {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    padding: 20px 22px 4px;
}
.tile {
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.tile .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .6px; }
.tile .value { font-size: 24px; font-weight: 700; font-variant-numeric: tabular-nums; }
.value.ok { color: var(--green); }
.value.bad { color: var(--red); }

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px;
    padding: 18px 22px 8px;
}
.empty {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--muted);
    padding: 40px;
    border: 1px dashed var(--line);
    border-radius: 14px;
}

.card {
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 14px 16px;
    box-shadow: 0 1px 0 rgba(255,255,255,.02) inset;
    transition: border-color .2s, opacity .2s;
}
.card.stale { opacity: .62; border-color: rgba(229,86,75,.35); }
.card.jackpot { border-color: var(--gold); box-shadow: 0 0 0 1px var(--gold) inset, 0 0 24px rgba(232, 179, 57, .25); }
.card.offline { opacity: .55; }
.card.offline .rate { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
.jackpot-row b { color: var(--gold-soft); }

.card-head { display: flex; align-items: center; gap: 9px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.dot { width: 9px; height: 9px; border-radius: 50%; flex: 0 0 auto; }
.dot.green { background: var(--green); box-shadow: 0 0 8px rgba(54,196,106,.7); }
.dot.red { background: var(--red); box-shadow: 0 0 8px rgba(229,86,75,.6); }
.dot.gray { background: var(--muted); }
.worker { font-weight: 650; flex: 1 1 auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rate { color: var(--gold); font-weight: 700; font-variant-numeric: tabular-nums; }

.rows { display: flex; flex-direction: column; gap: 2px; padding-top: 10px; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 4px 0; }
.row span { color: var(--muted); }
.row b { font-weight: 600; font-variant-numeric: tabular-nums; }
.row.addr b { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; color: var(--gold-soft); }
.ok { color: var(--green); }
.bad { color: var(--red); }

/* ---- activity log ---- */
.logwrap { padding: 8px 22px 4px; }
.logtitle {
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .6px;
    text-transform: uppercase;
    margin: 8px 2px 10px;
}
.events {
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid var(--line);
    border-radius: 14px;
    overflow: hidden;
    max-height: 360px;
    overflow-y: auto;
}
.event {
    display: grid;
    grid-template-columns: 132px 110px 120px 1fr;
    gap: 10px;
    align-items: baseline;
    padding: 8px 14px;
    border-bottom: 1px solid var(--line);
    font-size: 12.5px;
}
.event:last-child { border-bottom: 0; }
.ev-time { color: var(--muted); font-variant-numeric: tabular-nums; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.ev-kind { font-weight: 700; text-transform: capitalize; }
.ev-worker { color: var(--gold-soft); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ev-detail { color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.event.ev-connect .ev-kind { color: var(--green); }
.event.ev-disconnect .ev-kind { color: var(--muted); }
.event.ev-accept .ev-kind { color: var(--green); }
.event.ev-reject .ev-kind { color: var(--red); }
.event.ev-best .ev-kind { color: var(--gold); }
.event.ev-jackpot { background: rgba(232, 179, 57, .08); }
.event.ev-jackpot .ev-kind { color: var(--gold); }
.events .empty { border: 0; padding: 22px; }

@media (max-width: 640px) {
    .event { grid-template-columns: 96px 1fr; }
    .event .ev-worker, .event .ev-kind { grid-column: 2; }
}

.foot { color: var(--muted); font-size: 12px; text-align: center; padding: 18px; }
.stale-tag { color: var(--red); }

.signout {
    color: var(--muted);
    text-decoration: none;
    font-size: 12.5px;
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 3px 11px;
    transition: color .15s, border-color .15s;
}
.signout:hover { color: var(--text); border-color: var(--gold); }

/* ---- login page ---- */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.login-card {
    width: 100%;
    max-width: 340px;
    background: linear-gradient(180deg, var(--panel-2), var(--panel));
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 28px 26px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .45);
}
.login-brand { display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 700; }
.login-brand .logo { font-size: 22px; }
.login-sub { color: var(--muted); font-size: 13px; margin: 8px 0 18px; }
.login-field { display: block; margin-bottom: 14px; }
.login-field span { display: block; color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.login-field input {
    width: 100%;
    box-sizing: border-box;
    background: #0f1218;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 11px 12px;
    color: var(--text);
    font-size: 14px;
}
.login-field input:focus { outline: none; border-color: var(--gold); }
.login-btn {
    width: 100%;
    margin-top: 6px;
    background: linear-gradient(180deg, var(--gold-soft), var(--gold));
    color: #1a1407;
    border: 0;
    border-radius: 10px;
    padding: 12px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
}
.login-btn:hover { filter: brightness(1.05); }
.login-error {
    background: rgba(229, 86, 75, .12);
    border: 1px solid rgba(229, 86, 75, .4);
    color: #f1a59e;
    padding: 9px 11px;
    border-radius: 9px;
    font-size: 13px;
    margin-bottom: 14px;
}

@media (max-width: 640px) {
    .totals { grid-template-columns: repeat(2, 1fr); }
    .meta .clock { display: none; }
}