:root{color-scheme:dark;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#07111f;color:#edf3f8;font-size:16px;line-height:1.5}
*{box-sizing:border-box}
body{margin:0}
a{color:inherit;text-decoration:none}
a:focus-visible{outline:3px solid #58ddd4;outline-offset:3px}
.viewer-header,main{width:min(1160px,calc(100% - 32px));margin:auto}
.viewer-header{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid #ffffff25}
.viewer-brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.06em}
.viewer-brand img{border-radius:9px}
.viewer-header nav{display:flex;gap:4px}
.viewer-header nav a{display:grid;place-items:center;min-height:44px;min-width:44px;border:1px solid #ffffff25;border-radius:6px}
.viewer-header nav [aria-current="page"]{color:#58ddd4;border-color:#58ddd4}
main{padding:24px 0 32px}
.back-link{color:#b8d4e1;text-decoration:underline;text-underline-offset:3px;display:inline-flex;align-items:center;min-height:44px}
h1{font-size:clamp(1.6rem,4vw,2.5rem);line-height:1.15;overflow-wrap:anywhere;margin:12px 0}
.viewer-intro{color:#b7c6d3;max-width:800px}
.viewer-actions{margin:20px 0}
.button{display:inline-block;min-height:44px;border:1px solid #58ddd4;border-radius:8px;padding:9px 12px;line-height:1.4;text-align:center;max-width:100%;overflow-wrap:anywhere}
.button-primary{background:#58ddd4;color:#052329;font-weight:700}
.catalogue-sheet{margin:0 0 20px}
.catalogue-page{display:block;width:100%;height:auto;background:#fff;border-radius:4px}
.catalogue-sheet figcaption{padding:8px 0;color:#b7c6d3;text-align:center;font-size:.875rem}
@media(max-width:500px){.viewer-header,main{width:calc(100% - 24px)}main{padding-top:12px}.catalogue-sheet{margin-bottom:12px}}