:root {
    --bg: #0f172a;
    --panel: #161f36;
    --border: #26314f;
    --text: #e2e8f0;
    --muted: #8b98b8;
    --accent: #4f7cff;
    --green: #22c55e;
    --red: #ef4444;
    --yellow: #eab308;
}

* { box-sizing: border-box; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, Segoe UI, Roboto, Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
}

.topbar a { color: var(--text); text-decoration: none; margin-right: 18px; font-size: 14px; }
.topbar a:hover { color: var(--accent); }
.topbar .brand { font-weight: 700; font-size: 16px; }

.wrap { max-width: 960px; margin: 0 auto; padding: 24px; }

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}

.card h2 { margin-top: 0; font-size: 16px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }

.status-row { display: flex; gap: 24px; flex-wrap: wrap; margin-bottom: 12px; }
.stat { min-width: 140px; }
.stat .label { color: var(--muted); font-size: 12px; }
.stat .value { font-size: 20px; font-weight: 600; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.badge.on { background: rgba(34,197,94,.15); color: var(--green); }
.badge.off { background: rgba(239,68,68,.15); color: var(--red); }

.btn {
    display: inline-block;
    padding: 9px 16px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: #1e2a4a;
    color: var(--text);
    cursor: pointer;
    font-size: 14px;
    text-decoration: none;
    margin-right: 8px;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.danger { background: rgba(239,68,68,.15); border-color: var(--red); color: #fca5a5; }

input[type=text], input[type=password], input[type=file] {
    background: #0c1526;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 10px 12px;
    border-radius: 8px;
    width: 100%;
    font-size: 14px;
}

label { display: block; margin-bottom: 6px; color: var(--muted); font-size: 13px; }
.field { margin-bottom: 16px; }

.console {
    background: #060b16;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    height: 420px;
    overflow-y: auto;
    font-family: Consolas, monospace;
    font-size: 12.5px;
    white-space: pre-wrap;
    word-break: break-word;
    color: #cbd5e1;
}

.msg { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.msg.ok { background: rgba(34,197,94,.12); color: #86efac; border: 1px solid rgba(34,197,94,.3); }
.msg.err { background: rgba(239,68,68,.12); color: #fca5a5; border: 1px solid rgba(239,68,68,.3); }

.login-wrap { max-width: 360px; margin: 12vh auto; }
.muted { color: var(--muted); font-size: 13px; }