* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #0d1117;
    color: #c9d1d9;
    padding: 40px 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

header h1 {
    color: #58a6ff;
    margin-bottom: 10px;
}

.card {
    background: #161b22;
    border: 1px solid #30363d;
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 20px;
}

h2 {
    color: #f0f6fc;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.status-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.status-grid p {
    background: #0d1117;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #21262d;
}

#robot-status {
    color: #2ea043;
    font-weight: bold;
}

.input-group {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

input {
    flex: 1;
    background: #0d1117;
    border: 1px solid #30363d;
    padding: 12px;
    border-radius: 6px;
    color: white;
}

button {
    background-color: #238636;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    transition: 0.2s;
}

button:hover {
    background-color: #2ea043;
}

.console {
    background: #000;
    font-family: 'Courier New', Courier, monospace;
    padding: 15px;
    border-radius: 6px;
    margin-top: 20px;
    color: #39ff14;
    font-size: 0.9rem;
    min-height: 60px;
    border: 1px solid #333;
}