:root {font-family:system-ui,sans-serif;color:#17394f;background:#f3f7fa;color-scheme:light}
body {margin:0;padding:24px 12px} main {max-width:600px;margin:auto;padding:clamp(16px,4vw,36px);background:white;border:1px solid #dae5ed;border-radius:16px}
h1 {font-size:1.6rem} p {line-height:1.8;overflow-wrap:anywhere} label {display:block;margin:16px 0 8px} input {box-sizing:border-box;width:100%;padding:12px;font:inherit;border:1px solid #a6bdcc;border-radius:8px;direction:ltr}
button {padding:12px 20px;margin:16px 0;border:0;border-radius:8px;background:#185c74;color:white;font:inherit;cursor:pointer} button:focus-visible,a:focus-visible,input:focus-visible {outline:3px solid #008b82;outline-offset:3px}
section {border-top:1px solid #dae5ed;margin-top:24px;padding-top:12px}.error {color:#a52222;background:#fff0f0;padding:12px;border-radius:8px} a {color:#075b8c} #invitation-token {font-family:monospace}