.iphone-pdf-reader{position:fixed;inset:0;margin:0;width:100%;max-width:none;height:100%;height:100dvh;max-height:none;border:0;border-radius:0;padding:env(safe-area-inset-top) 0 env(safe-area-inset-bottom);background:var(--bg);color:var(--ink);box-sizing:border-box;overflow:hidden}
.iphone-pdf-reader[open]{display:flex;flex-direction:column}
.iphone-pdf-reader::backdrop{background:var(--bg)}
.iphone-pdf-head{display:flex;align-items:center;gap:10px;flex:none;padding:8px 12px;border-bottom:1px solid var(--line);min-height:52px;background:var(--panel)}
.iphone-pdf-head strong{flex:1;min-width:0;font:600 13px/1.3 system-ui;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.iphone-pdf-reader button,.iphone-pdf-head a{display:inline-flex;justify-content:center;align-items:center;min-height:44px;min-width:40px;padding:8px 10px;border:1px solid var(--line);border-radius:7px;background:var(--panel);color:var(--ink);font:500 13px system-ui;text-decoration:none;touch-action:manipulation}
.iphone-pdf-reader button:disabled{opacity:.4}
.iphone-pdf-controls{display:flex;align-items:center;justify-content:center;gap:6px;flex-wrap:wrap;padding:8px;flex:none;background:var(--panel);border-bottom:1px solid var(--line)}
.iphone-pdf-controls label{display:flex;align-items:center;gap:4px;font:12px system-ui}
.iphone-pdf-controls input{width:58px;min-height:44px;text-align:center;font:16px system-ui;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--ink);padding:4px}
.iphone-pdf-controls [data-zoom]{font:12px system-ui;min-width:34px;text-align:center}
.iphone-pdf-surface{flex:1;min-height:0;overflow:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding:12px;touch-action:pan-x pan-y pinch-zoom;background:#737780}
.iphone-pdf-surface canvas{display:block;margin:0 auto;background:white;max-width:none!important;max-height:none!important}
.iphone-pdf-status{flex:none;padding:8px 12px;text-align:center;font:12px system-ui;background:var(--panel);color:var(--ink);min-height:30px}
/* Minimal reading chrome: page navigation at the sides, zoom below. */
.iphone-pdf-head{min-height:44px;padding:3px 8px;gap:6px}
.iphone-pdf-head strong{font-size:11px;font-weight:500}
.iphone-pdf-reader .iphone-pdf-head button,.iphone-pdf-head a{border:0;background:transparent;min-height:40px;padding:6px;font-size:12px}
.iphone-pdf-stage{position:relative;flex:1;min-height:0;display:flex;overflow:hidden}
.iphone-pdf-stage .iphone-pdf-surface{width:100%;padding:4px 0;touch-action:pan-x pan-y;background:#737780}
.iphone-pdf-reader .pdf-side{position:absolute;top:50%;transform:translateY(-50%);z-index:2;width:34px;min-width:34px;height:48px;min-height:48px;padding:0;border:1px solid #fff5;border-radius:10px;background:#252933b8;color:#fff;font-size:28px;box-shadow:none;opacity:.8}
.pdf-side-prev{left:4px}.pdf-side-next{right:4px}
.iphone-pdf-reader .pdf-side:disabled{opacity:.18}
.iphone-pdf-controls{min-height:44px;padding:0 12px;gap:12px;justify-content:space-between;flex-wrap:nowrap;border-top:1px solid var(--line);border-bottom:0}
.iphone-pdf-controls label{font-size:11px;gap:5px}
.iphone-pdf-controls input{width:48px;min-height:36px;border:0;background:transparent;font-size:16px;padding:2px}
.iphone-pdf-controls button{border:0;background:transparent;min-height:40px;font-size:12px;padding:4px 8px}
.pdf-zoom-panel{display:flex;align-items:center;gap:8px;padding:4px 12px;background:var(--panel);flex:none}
.pdf-zoom-panel[hidden]{display:none}
.pdf-zoom-panel input[type=range]{flex:1;min-width:60px;width:auto;height:36px;accent-color:var(--brand);padding:0}
.pdf-zoom-panel button{min-width:36px;min-height:38px;padding:5px 8px;font-size:12px}
.iphone-pdf-status{min-height:0;font-size:11px;padding:2px 10px;color:var(--muted)}