:root {
    --bg: #0d1117;
    --bg-card: #161b22;
    --bg-card-2: #1c2128;
    --fg: #e6edf3;
    --fg-muted: #7d8590;
    --accent: #58a6ff;
    --green: #3fb950;
    --yellow: #d29922;
    --red: #f85149;
    --border: #30363d;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --mono: "SF Mono", "Cascadia Code", Consolas, "Liberation Mono", Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font);
    font-size: 14px;
    line-height: 1.5;
    min-height: 100vh;
}

header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 10;
}

.brand { display: flex; align-items: center; gap: 10px; }
.logo { font-size: 22px; }
.name { font-weight: 600; font-size: 18px; }

.status { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--fg-muted); }

.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot-green { background: var(--green); box-shadow: 0 0 6px var(--green); }
.dot-yellow { background: var(--yellow); }
.dot-red { background: var(--red); }

button {
    background: var(--bg-card-2);
    color: var(--fg);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 6px 12px;
    cursor: pointer;
    font-size: 13px;
    font-family: inherit;
}
button:hover { background: var(--border); }
.logout { color: var(--fg-muted); border-color: transparent; }
.logout:hover { color: var(--red); border-color: var(--red); }
.parent-email { color: var(--accent); font-size: 12px; font-family: var(--mono); }

main { padding: 20px; max-width: 1200px; margin: 0 auto; }

.child-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 18px;
    margin-bottom: 18px;
}

.child-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 8px;
}

.child-name { font-size: 18px; font-weight: 600; }

.child-stats { font-size: 12px; color: var(--fg-muted); }

.child-meta {
    background: var(--bg-card-2);
    padding: 8px 10px;
    border-radius: 6px;
    font-family: var(--mono);
    font-size: 12px;
    color: var(--fg-muted);
    margin-bottom: 14px;
    border: 1px solid var(--border);
}

h3 {
    font-size: 13px;
    color: var(--fg-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
    font-weight: 600;
}

.events {
    list-style: none;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.events li {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    display: grid;
    grid-template-columns: 90px 100px 1fr;
    gap: 12px;
    align-items: start;
    font-size: 13px;
}
.events li:last-child { border-bottom: 0; }
.events li:hover { background: var(--bg-card-2); }

.ev-time { color: var(--fg-muted); font-family: var(--mono); font-size: 12px; }
.ev-kind {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 2px 8px;
    border-radius: 4px;
    background: var(--bg-card-2);
    color: var(--fg-muted);
    text-align: center;
    height: fit-content;
    border: 1px solid var(--border);
}
.ev-kind-active-window { background: rgba(88, 166, 255, 0.15); color: var(--accent); border-color: rgba(88, 166, 255, 0.3); }
.ev-kind-process-start { background: rgba(63, 185, 80, 0.15); color: var(--green); border-color: rgba(63, 185, 80, 0.3); }
.ev-kind-process-stop  { background: rgba(125, 133, 144, 0.15); }
.ev-kind-screenshot    { background: rgba(210, 153, 34, 0.15); color: var(--yellow); border-color: rgba(210, 153, 34, 0.3); }
.ev-kind-browser-url   { background: rgba(248, 81, 73, 0.10); color: #ff7b72; }
.ev-kind-agent-self    { background: rgba(248, 81, 73, 0.20); color: var(--red); border-color: rgba(248, 81, 73, 0.4); }

.ev-payload {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--fg);
    overflow-wrap: anywhere;
}
.ev-payload .proc { color: var(--accent); }
.ev-payload .title { color: var(--fg-muted); }
.ev-payload .url { color: #79c0ff; word-break: break-all; }
.thumb {
    max-width: 240px;
    max-height: 140px;
    border-radius: 6px;
    border: 1px solid var(--border);
    display: block;
    margin-bottom: 4px;
}

#loading {
    text-align: center;
    color: var(--fg-muted);
    padding: 40px;
}

.empty {
    text-align: center;
    color: var(--fg-muted);
    padding: 20px;
    font-style: italic;
}