.registration-nudge-backdrop {
    position: fixed;
    z-index: 1190;
    inset: 0;
    background: rgba(4, 23, 17, .42);
    opacity: 0;
    backdrop-filter: blur(2px);
    transition: opacity .25s ease;
}
.registration-nudge-backdrop[hidden], .registration-nudge[hidden] { display: none; }
.registration-nudge-backdrop.is-visible { opacity: 1; }
.registration-nudge {
    position: fixed;
    z-index: 1191;
    top: 50%;
    left: 50%;
    width: min(680px, calc(100vw - 28px));
    max-height: min(760px, calc(100vh - 28px));
    overflow: auto;
    padding: clamp(24px, 4vw, 38px);
    border: 1px solid #d5c39d;
    border-radius: 16px;
    background: #fbf8ef;
    color: #18382e;
    box-shadow: 0 28px 90px rgba(3, 27, 19, .36);
    font: 400 15px/1.5 Inter, ui-sans-serif, system-ui, sans-serif;
    opacity: 0;
    transform: translate(-50%, calc(-50% + 18px)) scale(.985);
    transition: opacity .25s ease, transform .25s ease;
}
.registration-nudge.is-visible { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.registration-nudge-icon {
    float: left;
    display: grid;
    place-items: center;
    width: 56px;
    height: 56px;
    margin: 0 17px 8px 0;
    border-radius: 50%;
    background: #e5dcc5;
    color: #17503f;
}
.registration-nudge-icon svg { width: 35px; height: 35px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.registration-nudge-heading span { color: #9b7132; font-size: .68rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.registration-nudge-heading h2 { margin: 4px 0 5px; color: #123b30; font: 500 clamp(25px, 4vw, 34px)/1.12 Georgia, serif; }
.registration-nudge-heading p { margin: 0; color: #52665e; }
.registration-nudge ul { clear: both; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 24px; margin: 26px 0; padding: 0; list-style: none; }
.registration-nudge li { position: relative; padding-left: 24px; color: #324c43; }
.registration-nudge li::before { content: '✓'; position: absolute; left: 0; top: 0; color: #a67a35; font-weight: 900; }
.registration-nudge-actions { display: flex; align-items: center; gap: 12px; }
.registration-nudge-actions a, .registration-nudge-actions button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 19px; border-radius: 8px; font: 750 14px/1 Inter, ui-sans-serif, system-ui, sans-serif; cursor: pointer; }
.registration-nudge-actions a { border: 1px solid #17503f; background: #17503f; color: #fff; text-decoration: none; }
.registration-nudge-actions a:hover { background: #0f3d30; }
.registration-nudge-actions button { border: 1px solid #c9c0ad; background: transparent; color: #506159; }
.registration-nudge-actions button:hover { border-color: #8f8776; color: #213d34; }
.registration-nudge-actions a:focus-visible, .registration-nudge-actions button:focus-visible { outline: 3px solid #c99b4d; outline-offset: 2px; }
body.registration-nudge-open { overflow: hidden; }
@media (max-width: 560px) {
    .registration-nudge { padding: 22px 19px; }
    .registration-nudge-icon { width: 48px; height: 48px; margin-right: 13px; }
    .registration-nudge-icon svg { width: 30px; height: 30px; }
    .registration-nudge ul { grid-template-columns: 1fr; gap: 7px; margin: 21px 0; }
    .registration-nudge-actions { align-items: stretch; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
    .registration-nudge, .registration-nudge-backdrop { transition: none; }
}