.live-preview-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 265px;
    align-items: center;
    gap: 30px;
    min-height: 260px;
    margin: 0 0 30px;
    padding: 26px 30px;
    border: 1px solid var(--line-dark);
    border-top: 4px solid var(--blue-deep);
    background: linear-gradient(115deg, #eef3ec, #fffdf7 64%);
}
.live-preview-card.has-live-poster { grid-template-columns: 136px minmax(0, 1fr) 265px; }
.live-preview-card[hidden], .live-preview-card [hidden] { display: none !important; }
.live-preview-poster {
    display: block;
    position: relative;
    width: 136px;
    background: var(--paper-raised);
    border: 1px solid var(--line);
    cursor: zoom-in;
}
.live-preview-poster img { display: block; width: 100%; height: auto; object-fit: contain; }
.live-preview-poster > span {
    display: block;
    padding: 7px 5px;
    border-top: 1px solid var(--line);
    color: var(--ink-soft);
    font-size: 10px;
    font-weight: 700;
    text-align: center;
}
.live-preview-copy { min-width: 0; }
.live-preview-eyebrow {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 14px;
    color: var(--blue-deep);
    font: 800 12px/1.5 var(--sans);
    letter-spacing: .12em;
}
.live-preview-eyebrow > span:first-child {
    display: inline-block;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--green-deep);
    box-shadow: 0 0 0 4px rgba(130, 167, 137, .14);
}
.live-preview-copy h2 { margin: 0 0 15px; color: var(--ink); font: 750 clamp(27px, 2.8vw, 38px)/1.35 var(--serif); overflow-wrap: anywhere; }
.live-preview-time { margin: 0 0 18px; color: var(--brown-deep); font: 700 16px/1.65 var(--sans); }
.live-preview-article { display: flex; align-items: baseline; gap: 10px; max-width: 100%; width: fit-content; padding-bottom: 5px; border-bottom: 1px solid var(--blue-strong); }
.live-preview-article > span:first-child { flex-shrink: 0; color: var(--ink-soft); font-size: 11px; }
.live-preview-article strong { font: 650 16px/1.6 var(--serif); }
.live-preview-article > span:last-child { color: var(--blue-deep); }
.live-preview-note { margin: 13px 0 0; color: var(--ink-soft); font-size: 12px; }
.live-preview-join { display: grid; grid-template-columns: 126px minmax(0, 1fr); gap: 14px; align-items: center; padding-left: 24px; border-left: 1px solid var(--line); }
.live-preview-qr { display: block; padding: 7px; background: #fff; border: 1px solid #d2d9d3; cursor: zoom-in; }
.live-preview-qr img { width: 112px; height: 112px; max-width: 100%; object-fit: contain; }
.live-preview-join p { margin: 0 0 5px; font-size: 12px; line-height: 1.7; }
.live-preview-join strong { display: block; margin-bottom: 5px; color: var(--green-deep); font-size: 16px; white-space: nowrap; }
.live-preview-join-link { display: inline-block; padding: 8px 0; color: var(--blue-deep); font-size: 11px; font-weight: 700; }
.live-preview-card a:focus-visible { outline: 2px solid var(--blue-deep); outline-offset: 4px; }
dialog.live-preview-lightbox {
    position: fixed;
    inset: 0;
    width: min(620px, calc(100vw - 28px));
    height: fit-content;
    max-width: calc(100vw - 28px);
    max-height: calc(100dvh - 28px);
    margin: auto;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--paper-raised);
    color: var(--ink);
    overflow: auto;
    box-shadow: var(--shadow);
}
dialog.live-preview-lightbox::backdrop { background: rgba(18, 37, 36, .72); }
.live-preview-lightbox-header { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; }
.live-preview-lightbox-header h2 { margin: 0; font: 700 18px/1.5 var(--serif); }
.live-preview-lightbox-header button { min-height: 44px; padding: 9px 12px; border: 1px solid var(--line); border-radius: 4px; background: var(--paper-raised); cursor: pointer; }
.live-preview-lightbox > img { display: block; width: auto; max-width: 100%; max-height: calc(100dvh - 170px); margin: auto; object-fit: contain; }
.live-preview-lightbox > p { margin: 12px 0 0; color: var(--ink-soft); text-align: center; font-size: 13px; }
dialog.live-preview-lightbox.is-qr { width: min(430px, calc(100vw - 28px)); }
.live-preview-lightbox.is-qr > img { width: 280px; max-width: 100%; height: auto; padding: 12px; background: #fff; }
@media (max-width: 1100px) {
    .live-preview-card { grid-template-columns: minmax(0, 1fr) 220px; gap: 22px; padding: 24px; }
    .live-preview-card.has-live-poster { grid-template-columns: 106px minmax(0, 1fr) 220px; }
    .live-preview-poster { width: 106px; }
    .live-preview-join { grid-template-columns: 100px minmax(0, 1fr); gap: 10px; padding-left: 14px; }
    .live-preview-qr img { width: 86px; height: 86px; }
    .live-preview-join strong { font-size: 14px; }
}
@media (max-width: 900px) {
    .live-preview-card, .live-preview-card.has-live-poster { grid-template-columns: 100px minmax(0, 1fr); gap: 18px; padding: 20px; }
    .live-preview-card:not(.has-live-poster) .live-preview-copy { grid-column: 1 / -1; }
    .live-preview-poster { width: 100px; }
    .live-preview-copy h2 { font-size: 25px; }
    .live-preview-time { font-size: 14px; margin-bottom: 12px; }
    .live-preview-article { flex-wrap: wrap; gap: 3px 8px; }
    .live-preview-article strong { font-size: 14px; }
    .live-preview-join { grid-column: 1 / -1; grid-template-columns: 108px minmax(0, 1fr); gap: 18px; padding: 18px 0 0; border-left: 0; border-top: 1px solid var(--line); }
    .live-preview-qr img { width: 94px; height: 94px; }
    .live-preview-join p { font-size: 13px; }
    .live-preview-join strong { font-size: 18px; }
    .live-preview-join-link { font-size: 12px; }
}
@media (max-width: 520px) {
    .live-preview-card, .live-preview-card.has-live-poster { grid-template-columns: 82px minmax(0, 1fr); padding: 16px; gap: 15px; }
    .live-preview-poster { width: 82px; }
    .live-preview-poster > span { font-size: 9px; }
    .live-preview-copy h2 { font-size: 22px; margin-bottom: 10px; }
    .live-preview-eyebrow { font-size: 10px; letter-spacing: .04em; margin-bottom: 10px; }
    .live-preview-note { font-size: 11px; }
}