.book-fab{z-index:150;right:16px;bottom:calc(16px + env(safe-area-inset-bottom));color:var(--fab-text,#fff);background:var(--fab-accent,#6d49e0);background:color-mix(in srgb, var(--fab-accent,#6d49e0) 80%, transparent);cursor:pointer;font:700 .95rem/1 var(--ff-inter,system-ui, sans-serif);-webkit-backdrop-filter:blur(12px)saturate(1.3);backdrop-filter:blur(12px)saturate(1.3);border:1px solid #ffffff59;border-radius:999px;align-items:center;gap:9px;padding:14px 22px;display:none;position:fixed;box-shadow:0 14px 32px -10px #00000080}.book-fab svg{width:18px;height:18px}.book-backdrop{z-index:300;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0f0c148c;justify-content:center;align-items:center;padding:24px;animation:.18s book-fade;display:flex;position:fixed;inset:0}@keyframes book-fade{0%{opacity:0}to{opacity:1}}.book-modal{background:#fff;border-radius:20px;width:min(440px,100%);height:min(86vh,780px);position:relative;overflow:hidden;box-shadow:0 40px 90px -28px #0009}.book-iframe{border:0;width:100%;height:100%;display:block}.book-close{z-index:2;cursor:pointer;color:#1a1a1f;background:#fffffff0;border:none;border-radius:50%;place-items:center;width:36px;height:36px;display:grid;position:absolute;top:12px;right:12px;box-shadow:0 4px 14px -4px #00000073}.book-close svg{width:18px;height:18px}@media (max-width:900px){.book-fab{display:inline-flex}}@media (max-width:560px){.book-backdrop{padding:0}.book-modal{border-radius:0;width:100%;height:100dvh}}