* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    background: #0d1117;
    color: #e6edf3;
}

/* LOGIN */
.login {
    max-width: 320px;
    margin: 120px auto;
    background: #161b22;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
}

.login h2 {
    margin-bottom: 15px;
}

.login input {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    background: #0d1117;
    border: 1px solid #30363d;
    color: white;
    border-radius: 5px;
}

/* HEADER */
header {
    background: #161b22;
    padding: 15px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* MAIN */
main {
    max-width: 1100px;
    margin: auto;
    padding: 20px;
}

.card {
    background: #161b22;
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

/* INPUTS */
input {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    background: #0d1117;
    border: 1px solid #30363d;
    color: white;
    border-radius: 5px;
}

/* BUTTONS */
button {
    padding: 8px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    background: #238636;
    color: white;
}

button.blue { background: #1f6feb }
button.red { background: #f85149 }

/* SITE LIST */
.site {
    display: grid;
    grid-template-columns: 1fr 120px 120px 120px;
    gap: 10px;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #30363d;
}

.online { color: #2ea043 }
.offline { color: #f85149 }