:root{--page:#070611;--panel:#100b1d;--line:#352245;--hot:#ff4969;--violet:#923cff;--text:#fff}*{box-sizing:border-box}html,body{width:100%;min-height:100%;margin:0}body{background:var(--page);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:0}main{min-height:100vh;display:grid;place-items:center;padding:24px}.button-frame{width:min(840px,90vw);padding:50px;border:1px solid var(--line);border-radius:8px;background:var(--panel);box-shadow:0 28px 80px rgba(0,0,0,.38)}button{width:100%;min-height:108px;padding:20px 30px;border:0;border-radius:999px;background:linear-gradient(100deg,var(--hot),var(--violet));color:var(--text);font:800 30px/1.15 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;letter-spacing:0;cursor:pointer;box-shadow:0 14px 38px rgba(146,60,255,.2);transition:transform .16s ease,filter .16s ease}button:hover{filter:brightness(1.08);transform:translateY(-2px)}button:active{transform:translateY(1px)}button:focus-visible{outline:3px solid #fff;outline-offset:5px}button.is-sent{filter:saturate(.75)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(max-width:640px){main{padding:18px}.button-frame{width:100%;padding:22px}button{min-height:76px;font-size:21px}}