.mrt-document-viewer{background:#fff;border:1px solid #d7dfeb;border-radius:16px;padding:16px;color:#19283f;max-width:100%;box-sizing:border-box;margin:16px 0;}
.mrt-document-viewer h2{font-size:22px;margin:0 0 12px;}
.mrt-document-controls{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:12px;}
.mrt-document-controls button,.mrt-document-viewer [data-pdf-action="retry"]{min-height:48px;min-width:48px;padding:10px 14px;background:#eef3fa;border:1px solid #d7dfeb;border-radius:8px;color:#19283f;font:inherit;cursor:pointer;}
.mrt-document-controls button:disabled{opacity:.5;cursor:default;}
.mrt-document-viewer button:focus-visible,.mrt-document-scroll:focus-visible{outline:3px solid #2563eb;outline-offset:3px;}
.mrt-document-page{font-size:16px;font-weight:600;white-space:nowrap;}
.mrt-document-message{font-size:15px;min-height:1.5em;}
.mrt-document-scroll{height:min(70vh,850px);min-height:300px;overflow:auto;touch-action:pan-x pan-y;background:#f5f7fb;border-radius:8px;}
.mrt-document-scroll canvas{display:block;margin:8px auto;max-width:none;}
.mrt-document-viewer:fullscreen{width:100vw;height:100vh;border:0;border-radius:0;display:flex;flex-direction:column;}
.mrt-document-viewer:fullscreen .mrt-document-scroll{flex:1;height:auto;}
@media(max-width:600px){.mrt-document-viewer{padding:12px;}.mrt-document-controls{gap:6px;}.mrt-document-controls button{font-size:14px;padding:10px;}.mrt-document-page{order:-1;width:100%;}.mrt-document-scroll{height:60vh;}}

/* Fullscreen always has a visible touch/mouse exit; Esc stays native. */
.mrt-document-exit-fullscreen[hidden]{display:none!important}
.mrt-document-exit-fullscreen{position:fixed;top:max(12px,env(safe-area-inset-top));right:max(12px,env(safe-area-inset-right));z-index:100;min-height:48px;padding:10px 16px;border:2px solid #fff;border-radius:10px;background:#182b43;color:#fff;font:600 16px/1.4 system-ui;cursor:pointer;box-shadow:0 2px 12px #0002}
.mrt-document-viewer:fullscreen{margin:0;max-width:none;height:100dvh;overflow:hidden;padding-top:72px}
.mrt-document-viewer:fullscreen .mrt-document-scroll{min-height:0;flex:1}
.mrt-document-viewer:-webkit-full-screen{margin:0;width:100vw;max-width:none;height:100vh;display:flex;flex-direction:column;padding-top:72px;overflow:hidden}
.mrt-document-viewer:-webkit-full-screen .mrt-document-scroll{min-height:0;flex:1;height:auto}
.mrt-document-viewer:fullscreen .mrt-document-controls,.mrt-document-viewer:-webkit-full-screen .mrt-document-controls{flex-shrink:0;max-height:35vh;overflow:auto}