.selected-header, .selected-main {
    width: min(1200px, calc(100% - 80px));
    margin: 0 auto;
}
.selected-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 32px 0;
    border-bottom: 1px solid #ddd;
}
.selected-header .logo { margin: 0; flex-shrink: 0; }
.selected-header nav { display: flex; flex-wrap: wrap; gap: 12px 28px; font-size: 0.85rem; color: #666; }
.selected-header nav a:hover { color: #111; }
.selected-main { padding: 48px 0 72px; }
.selected-main h1 { font-size: 1.5rem; font-weight: 600; margin-bottom: 40px; }
.selected-main .project-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px 40px; }
.selected-page a:focus-visible { outline: 2px solid #222; outline-offset: 5px; }
.selected-page .card-image-wrapper video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}
.selected-page .selected-video-frame {
    aspect-ratio: 16 / 9;
    max-height: 60svh;
}
@media (max-width: 768px) {
    .selected-header, .selected-main { width: calc(100% - 32px); }
    .selected-header { align-items: flex-start; flex-direction: column; padding: 24px 0; gap: 20px; }
    .selected-header nav { gap: 12px 20px; }
    .selected-main { padding-top: 32px; }
    .selected-main h1 { margin-bottom: 28px; }
    .selected-main .project-grid { grid-template-columns: 1fr; gap: 36px; }
}