*{box-sizing:border-box}html{font-family:Arial,Helvetica,sans-serif;color:#00305b;background:#e8eef4}body{margin:0}
a{color:#004899}button,a{touch-action:manipulation}a:focus-visible,button:focus-visible,[tabindex]:focus-visible{outline:3px solid #004899;outline-offset:3px}
.preview-header{background:#fff;border-bottom:1px solid #d8e4f3;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.preview-title{display:flex;align-items:center;gap:12px}.preview-title img{width:42px;height:42px}.preview-title h1{font-size:20px;line-height:1.3;margin:0}
.preview-links{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.preview-links a{min-height:44px;display:inline-flex;align-items:center;text-underline-offset:4px}
.preview-toolbar{position:sticky;top:0;z-index:2;background:#f3f7fb;border-bottom:1px solid #cbd7e3;display:flex;justify-content:center;align-items:center;gap:10px;padding:10px 16px}
.preview-toolbar[hidden]{display:none}.preview-toolbar button{font:inherit;font-weight:600;color:#00305b;min-width:44px;min-height:44px;border:1px solid #b7c9da;border-radius:4px;background:white;padding:8px 12px;cursor:pointer}
.preview-toolbar button:disabled{opacity:.45;cursor:default}.preview-toolbar output{font-size:15px;min-width:46px;text-align:center;font-variant-numeric:tabular-nums}
.preview-viewport{height:calc(100dvh - var(--preview-chrome,160px));min-height:260px;overflow:auto;padding:20px;overscroll-behavior:contain;touch-action:pan-x pan-y pinch-zoom}
.preview-image{display:block;width:min(100%,960px);max-width:none;height:auto;margin:0 auto;background:#fff;box-shadow:0 4px 22px #00305b21}
.preview-fallback{margin:0;padding:12px 24px 20px;font-size:15px;text-align:center;line-height:1.5;background:#f3f7fb}
@media(max-width:600px){.preview-header{padding:12px 16px;display:block}.preview-title h1{font-size:19px}.preview-links{justify-content:space-between;gap:8px;margin-top:6px;font-size:15px}.preview-viewport{padding:12px}.preview-toolbar{gap:8px;padding:8px 12px}.preview-fallback{padding:12px 16px}}