@font-face { font-family: "IBM Plex Sans"; src: url("/fonts/ibm-plex-sans/IBMPlexSans-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("/fonts/ibm-plex-sans/IBMPlexSans-Bold.woff2") format("woff2"); font-weight: 700; font-display: swap; }
:root { --base: #17191b; --surface: #202224; --line: #383c3f; --text: #e2e5e7; --muted: #9fa7ad; --accent: #63d5bd; color-scheme: dark; }
* { box-sizing: border-box; letter-spacing: 0; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--base); color: var(--text); font: 16px/1.5 "IBM Plex Sans", sans-serif; }
main { width: min(100% - 40px, 380px); margin: 0 auto; padding: 80px 0 48px; }
.brand { display: block; width: min(100%, 300px); height: auto; margin: 0 0 40px; }
h1 { margin: 0 0 28px; font-size: 24px; line-height: 1.3; }
form { display: grid; gap: 20px; }
label { display: grid; gap: 7px; font-size: 14px; }
input { width: 100%; min-height: 46px; padding: 10px 12px; font: inherit; border: 1px solid var(--line); border-radius: 4px; color: var(--text); background: var(--surface); }
input[aria-invalid="true"] { border-color: #ff8b82; }
button { min-height: 46px; width: 100%; padding: 10px 16px; border: 1px solid #308a75; border-radius: 4px; background: #176956; color: #fff; font: inherit; font-weight: 700; cursor: pointer; }
button:hover { background: #207e68; } button:disabled { opacity: .6; cursor: wait; }
a { color: var(--accent); text-underline-offset: 3px; }
.secondary { display: inline-block; margin-top: 24px; font-size: 14px; }
#message { margin: 0; font-size: 14px; overflow-wrap: anywhere; }
#message:empty { display: none; } #message[data-error="true"] { color: #ff8b82; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
@media (max-height: 650px) { main { padding-top: 32px; } .brand { margin-bottom: 24px; } }
.invitation-brand { font-size: 32px; font-weight: 700; }