* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: "Courier New", monospace; }
.app { background: #070b14; min-height: 100vh; }
.header { background: #0a0f1e; color: #00ff88; padding: 12px 20px; display: flex; align-items: center; gap: 12px; border-bottom: 1px solid #00ff8833; }
.logo { font-size: 18px; font-weight: 700; letter-spacing: 2px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: #ff4466; }
.status-text { font-size: 11px; color: #00ff8899; }
.main { display: grid; grid-template-columns: 320px 1fr; min-height: calc(100vh - 48px); }
.sidebar { background: #0d1224; border-right: 1px solid #1a2340; padding: 16px; overflow-y: auto; }
.content { padding: 16px; overflow-y: auto; background: #070b14; }
.section-label { font-size: 10px; color: #00ff8866; letter-spacing: 2px; text-transform: uppercase; margin: 14px 0 8px; }
.field-input { width: 100%; background: #0a0f1e; border: 1px solid #1a2340; color: #c8d8ff; font-size: 12px; padding: 7px 10px; border-radius: 4px; font-family: "Courier New", monospace; outline: none; }
.btn { background: #00ff8815; border: 1px solid #00ff8844; color: #00ff88; padding: 8px 16px; border-radius: 4px; cursor: pointer; font-size: 12px; font-family: "Courier New", monospace; }
.btn.danger { background: #ff004415; border-color: #ff004444; color: #ff4466; }
.btn.full { width: 100%; }
.metric-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 12px; }
.metric-card { background: #0a0f1e; border: 1px solid #1a2340; border-radius: 6px; padding: 10px; }
.metric-val { font-size: 22px; font-weight: 700; color: #00ff88; }
.metric-lbl { font-size: 10px; color: #4a5a7a; letter-spacing: 1px; margin-top: 2px; }
.live-feed { background: #0a0f1e; border: 1px solid #1a2340; border-radius: 6px; overflow: hidden; }
.feed-body { height: 350px; overflow-y: auto; font-size: 11px; font-family: "Courier New", monospace; }
.feed-row { display: grid; grid-template-columns: 80px 1fr 60px; gap: 8px; padding: 4px 12px; border-bottom: 1px solid #1a234020; color: #9ab; }
.slider-row { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.slider-val { font-size: 12px; color: #00ff88; min-width: 36px; text-align: right; }
input[type="range"] { flex: 1; accent-color: #00ff88; }
.speed-select { display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; }
.speed-opt { background: #0a0f1e; border: 1px solid #1a2340; color: #4a5a7a; padding: 5px 2px; text-align: center; font-size: 11px; border-radius: 4px; cursor: pointer; }
.speed-opt.active { background: #00ff8820; border-color: #00ff8866; color: #00ff88; }
.ipv6-display { font-size: 10px; color: #66aaff; word-break: break-all; line-height: 1.5; background:#0a0f1e;border:1px solid #1a2340;padding:10px;border-radius:6px;white-space:pre-line; }
.inline { display:flex; gap:8px; }
.mt8 { margin-top: 8px; }
.mt16 { margin-top: 16px; }