:root {
  --bg: #070a12;
  --panel: #0d121f;
  --sidebar: #0a0e1a;
  --text: #e0e6ed;
  --muted: #8899a6;
  --accent: #c41e3a;
  --border: #1c263d;
  --active: #161f33;
}

body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
  height: 100vh;
}

.topbar {
  height: 60px;
  background: var(--panel);
  display: flex;
  align-items: center;
  padding: 0 20px;
  border-bottom: 1px solid var(--border);
}

.brand-name { font-weight: bold; font-size: 1.2rem; color: var(--accent); }
.brand-sub { font-size: 0.7rem; color: var(--muted); }

#app {
  display: grid;
  grid-template-columns: 280px 1fr 360px;
  height: calc(100vh - 60px);
}

.sidebar { background: var(--sidebar); border-right: 1px solid var(--border); display: flex; flex-direction: column; }
.panel { background: var(--bg); padding: 20px; overflow-y: auto; }
.output { background: var(--sidebar); border-left: 1px solid var(--border); display: flex; flex-direction: column; }

.conn-card { padding: 15px; border-bottom: 1px solid var(--border); }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 8px; }
.dot.on { background: #4ade80; box-shadow: 0 0 8px #4ade80; }
.dot.off { background: #ff4d4d; }

.player-list { list-style: none; padding: 0; margin: 0; flex: 1; overflow-y: auto; }
.player-list li { padding: 10px 15px; border-bottom: 1px solid var(--border); cursor: pointer; }
.player-list li:hover { background: var(--active); }
.player-list li.active { background: var(--accent); color: white; }
.pl-name { display: block; font-weight: bold; }
.pl-sub { font-size: 0.8rem; color: var(--muted); }

.group-title { font-size: 0.9rem; color: var(--muted); text-transform: uppercase; margin-bottom: 15px; border-bottom: 1px solid var(--border); padding-bottom: 5px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; margin-bottom: 30px; }
.act-btn { background: var(--panel); border: 1px solid var(--border); color: var(--text); padding: 15px; border-radius: 4px; cursor: pointer; text-align: center; transition: 0.2s; }
.act-btn:hover { border-color: var(--accent); background: var(--active); }
.act-ico { display: block; font-size: 1.5rem; margin-bottom: 8px; }

.output-head { padding: 10px 15px; background: var(--panel); border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; font-weight: bold; }
.output-body { flex: 1; padding: 15px; overflow-y: auto; font-family: monospace; font-size: 0.85rem; }
.log-entry { margin-bottom: 15px; padding-bottom: 10px; border-bottom: 1px dotted var(--border); }
.log-title { color: var(--accent); font-weight: bold; margin-bottom: 4px; }

.modal { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.8); display: flex; align-items: center; justify-content: center; z-index: 1000; }
.modal.hidden { display: none; }
.modal-card { background: var(--panel); padding: 25px; border-radius: 8px; width: 400px; border: 1px solid var(--border); }
.modal-card.wide { width: 80%; max-height: 80%; overflow-y: auto; }
.modal-head { display: flex; justify-content: space-between; margin-bottom: 20px; }

input, select { width: 100%; padding: 8px; background: var(--bg); border: 1px solid var(--border); color: var(--text); margin-bottom: 15px; border-radius: 4px; }
.primary-btn { background: var(--accent); color: white; border: none; padding: 10px 20px; border-radius: 4px; cursor: pointer; width: 100%; }
.mini-btn { background: var(--panel); border: 1px solid var(--border); color: var(--text); padding: 4px 8px; font-size: 0.75rem; cursor: pointer; }

.hidden { display: none; }
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