:root{color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:#060708;color:#e9eaec;font-family:Arial,sans-serif;line-height:1.65}main{width:min(900px,calc(100% - 32px));margin:0 auto;padding:28px 0 70px}header{display:flex;align-items:center;justify-content:space-between;padding:0 0 26px;border-bottom:1px solid #2f3337}header a{color:#bbb;text-decoration:none}header img{width:150px;filter:invert(1)}article{margin-top:28px;padding:clamp(22px,5vw,54px);border:1px solid #34383d;border-radius:16px;background:linear-gradient(145deg,#121518,#090b0d)}h1{margin:0 0 28px;font-size:clamp(31px,6vw,52px);line-height:1.08}h2{margin:34px 0 12px;color:#fff;font-size:24px}p,li{color:#b8bbc0}li{margin:7px 0}footer{padding:24px 0;color:#747980;font-size:13px}@media(max-width:600px){main{padding-top:18px}header img{width:120px}article{border-radius:12px}h2{font-size:21px}}