.skyline-catalogue-viewer { display: flex; flex-direction: column; align-items: center; gap: 24px; padding: 24px; min-height: 70vh; }
.catalogue-intro { width: min(100%, 672px); padding: 24px; border-radius: 12px; background: #fff; text-align: center; box-shadow: 0 4px 12px #0001; }
.catalogue-intro h1 { margin-bottom: 16px; }
.catalogue-intro a { display: inline-block; margin-top: 12px; color: #b4001b; text-decoration: underline; }
#status-message { color: #555; font-size: 14px; }
#viewer-container { width: min(100%, 1050px); display: flex; justify-content: center; }
#pdf-canvas { display: block; max-width: 100%; height: auto; border: 1px solid #e5e7eb; border-radius: 8px; box-shadow: 0 4px 12px #0001; }
#pdf-canvas[hidden] { display: none; }
.catalogue-controls { width: min(100%, 448px); padding: 16px; border-radius: 12px; background: #fff; box-shadow: 0 4px 12px #0001; }
.catalogue-controls-row { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 8px; }
.catalogue-controls button { min-width: 0; min-height: 44px; padding: 8px; border: 0; border-radius: 24px; background: #e5e7eb; color: #374151; font: inherit; font-size: 14px; }
.catalogue-controls button:hover:enabled { background: #d1d5db; }
.catalogue-controls button:disabled { opacity: .55; cursor: default; }
.catalogue-controls button:focus-visible { outline: 3px solid #bb7b24; outline-offset: 3px; }
#page-info { color: #555; text-align: center; white-space: nowrap; font-size: 14px; }
@media (max-width: 480px) { .skyline-catalogue-viewer { padding: 16px; gap: 16px; } .catalogue-intro { padding: 16px; } .catalogue-controls { padding: 12px; } }