:root {
    --bg: #f4f6f8;
    --topbar-bg: #1f2933;
    --topbar-fg: #ffffff;
    --accent: #2f6fed;
    --panel-bg: #ffffff;
    --border: #e1e5ea;
    --muted: #6b7280;
    --danger: #c0392b;
    --paused: #9aa0a6;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    height: 100%;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: #1f2933;
}

.topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    padding: 10px 16px;
    background: var(--topbar-bg);
    color: var(--topbar-fg);
}

.brand {
    font-size: 20px;
    margin: 0;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.code-form {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1 1 auto;
    min-width: 260px;
}

.code-form label {
    font-size: 14px;
    color: var(--topbar-fg);
}

#code-input {
    flex: 1 1 160px;
    max-width: 240px;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

#view-button {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    background: var(--accent);
    color: #fff;
    font-size: 15px;
    cursor: pointer;
}

#view-button:hover { background: #2559c4; }

.status {
    margin: 0;
    font-size: 14px;
    flex-basis: 100%;
    min-height: 18px;
}

.status.error { color: #ffb4ab; }

.layout {
    display: flex;
    height: calc(100% - 64px);
}

.map {
    flex: 1 1 auto;
    height: 100%;
    background: #dfe3e8;
}

.members-panel {
    flex: 0 0 280px;
    max-width: 40%;
    height: 100%;
    overflow-y: auto;
    background: var(--panel-bg);
    border-left: 1px solid var(--border);
    padding: 12px 14px;
}

.members-title {
    margin: 0 0 10px;
    font-size: 16px;
}

.members-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.member-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
}

.member-row.selected {
    background: #eaf0fe;
    border-radius: 6px;
    padding-left: 6px;
    padding-right: 6px;
}

.member-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    flex: 0 0 auto;
}

.member-info { display: flex; flex-direction: column; min-width: 0; }
.member-name { font-weight: 600; font-size: 14px; }
.member-meta { font-size: 12px; color: var(--muted); }
.member-paused { color: var(--paused); font-style: italic; }

.leaflet-div-icon { background: transparent; border: none; }

@media (max-width: 640px) {
    .layout { flex-direction: column; }
    .members-panel { flex-basis: auto; max-width: none; height: 40%; border-left: none; border-top: 1px solid var(--border); }
    .map { height: 60%; }
}