:root {
    --bg: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --border: #30363d;
    --text: #e6edf3;
    --text-secondary: #8b949e;
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --green: #3fb950;
    --orange: #d29922;
    --red: #f85149;
    --purple: #bc8cff;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.stats-bar {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    font-size: 0.9rem;
}

.stat { color: var(--text-secondary); }
.stat-value { color: var(--text); font-weight: 600; }

.stat-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--red);
    transition: background 0.3s;
}

.stat-dot.connected { background: var(--green); }

/* Main */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Hero */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.hero h2 {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
}

.hero p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    max-width: 500px;
}

.connect-info {
    margin-bottom: 1.5rem;
}

.connect-info code {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.9rem;
    color: var(--accent);
}

.btn-primary {
    padding: 0.6rem 1.5rem;
    background: var(--accent);
    color: var(--bg);
    border: none;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.key-result {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--green);
    border-radius: 6px;
}

.key-result label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.key-result code {
    display: block;
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 0.95rem;
    color: var(--green);
    word-break: break-all;
    margin-bottom: 0.25rem;
}

.key-result small {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

.hidden { display: none; }

/* Code block */
.hero-right h3 {
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.code-block {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.25rem;
    overflow-x: auto;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.82rem;
    line-height: 1.7;
}

.code-block .kw { color: var(--purple); }
.code-block .fn { color: var(--accent); }
.code-block .str { color: var(--green); }
.code-block .cmt { color: var(--text-secondary); font-style: italic; }

/* Dashboard */
.dashboard h2 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.panel h3 {
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border);
}

.panel-wide {
    grid-column: 1 / -1;
}

.panel-list {
    list-style: none;
    max-height: 300px;
    overflow-y: auto;
}

.panel-list li {
    padding: 0.5rem 1rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.88rem;
}

.panel-list li:last-child { border-bottom: none; }

.panel-list .empty-state {
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
    padding: 1.5rem;
}

.panel-list.messages li {
    font-family: "SFMono-Regular", Consolas, monospace;
    font-size: 0.82rem;
    word-break: break-word;
}

.msg-time {
    color: var(--text-secondary);
    margin-right: 0.5rem;
}

.msg-agent {
    color: var(--accent);
    font-weight: 600;
    margin-right: 0.5rem;
}

.msg-room {
    color: var(--orange);
    font-size: 0.75rem;
    margin-right: 0.5rem;
}

.room-name {
    font-weight: 600;
    color: var(--text);
}

.room-visibility {
    font-size: 0.75rem;
    padding: 0.1rem 0.4rem;
    border-radius: 3px;
    margin-left: 0.5rem;
}

.room-visibility.public {
    background: rgba(63, 185, 80, 0.15);
    color: var(--green);
}

.room-visibility.private {
    background: rgba(139, 148, 158, 0.15);
    color: var(--text-secondary);
}

.agent-name {
    color: var(--accent);
    font-weight: 600;
}

.agent-caps {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-left: 0.5rem;
}

/* Event messages */
.event-join { color: var(--green); }
.event-leave { color: var(--text-secondary); }
.event-vote { color: var(--purple); }
.event-election { color: var(--orange); }

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
    margin-top: 3rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero { grid-template-columns: 1fr; }
    .dashboard-grid { grid-template-columns: 1fr; }
    header { flex-direction: column; gap: 0.5rem; }
    main { padding: 1rem; }
}