.ebook-lead[data-astro-cid-pauydfmc]{border:var(--border-width) solid var(--color-border);border-radius:var(--radius-panel);background:var(--color-surface);box-shadow:var(--shadow-md);padding:clamp(1.25rem,4vw,2.5rem);scroll-margin-top:7rem}.ebook-lead[data-astro-cid-pauydfmc] header[data-astro-cid-pauydfmc]{margin-bottom:var(--space-8)}.ebook-lead__eyebrow[data-astro-cid-pauydfmc]{margin-bottom:var(--space-3);color:var(--color-primary);font-size:var(--font-size-sm);letter-spacing:.08em;text-transform:uppercase;font-weight:700}.ebook-lead[data-astro-cid-pauydfmc] h2[data-astro-cid-pauydfmc]{font-size:var(--font-size-h3)}.ebook-lead[data-astro-cid-pauydfmc] header[data-astro-cid-pauydfmc]>p[data-astro-cid-pauydfmc]:last-child{color:var(--color-text-secondary);margin:0}.ebook-lead__form[data-astro-cid-pauydfmc],fieldset[data-astro-cid-pauydfmc]{gap:var(--space-6);min-width:0;display:grid}fieldset[data-astro-cid-pauydfmc]{border:0;margin:0;padding:0}.ebook-lead__field[data-astro-cid-pauydfmc]{gap:var(--space-2);display:grid}label[data-astro-cid-pauydfmc]{color:var(--color-text-primary);font-weight:700}label[data-astro-cid-pauydfmc]>span[data-astro-cid-pauydfmc][aria-hidden=true]{color:var(--color-error)}input[data-astro-cid-pauydfmc]:not([type=checkbox]){border:var(--border-width) solid var(--color-border-strong);border-radius:var(--radius-control);background:var(--color-surface);width:100%;min-height:3rem;color:var(--color-text-primary);padding:.75rem .875rem}input[data-astro-cid-pauydfmc]:not([type=checkbox]):focus-visible{border-color:var(--color-primary);outline:var(--focus-width) solid color-mix(in srgb, var(--color-focus) 28%, transparent);outline-offset:1px}input[data-astro-cid-pauydfmc][aria-invalid=true]{border-color:var(--color-error)}[data-astro-cid-pauydfmc][data-field-error]{min-height:1.35rem;color:var(--color-error);font-size:var(--font-size-sm);margin:0;font-weight:600}.ebook-lead__hint[data-astro-cid-pauydfmc],.ebook-lead__security[data-astro-cid-pauydfmc],.ebook-lead__privacy[data-astro-cid-pauydfmc]{color:var(--color-text-secondary);font-size:var(--font-size-sm);margin:0}.ebook-lead__consent[data-astro-cid-pauydfmc]{gap:var(--space-3);font-size:var(--font-size-sm);grid-template-columns:auto 1fr;align-items:start;font-weight:500;display:grid}.ebook-lead__consent[data-astro-cid-pauydfmc] input[data-astro-cid-pauydfmc]{width:1.25rem;height:1.25rem;margin:.2rem 0 0}.ebook-lead__verification[data-astro-cid-pauydfmc]{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;inset:auto auto 0 -10000px;overflow:hidden}.ebook-lead__turnstile[data-astro-cid-pauydfmc]{max-width:100%;min-height:4.1rem;overflow:hidden}button[data-astro-cid-pauydfmc][type=submit]{justify-content:center;align-items:center;gap:var(--space-3);border-radius:var(--radius-control);background:var(--color-primary);min-height:3rem;color:var(--color-on-primary);cursor:pointer;box-shadow:var(--shadow-sm);border:0;padding:.75rem 1.25rem;font-weight:700;display:inline-flex}button[data-astro-cid-pauydfmc][type=submit]:hover:not(:disabled){background:var(--color-primary-hover)}button[data-astro-cid-pauydfmc][type=submit]:disabled{background:var(--color-disabled);cursor:wait}.ebook-lead__spinner[data-astro-cid-pauydfmc]{border:2px solid color-mix(in srgb, var(--color-on-primary) 45%, transparent);border-top-color:var(--color-on-primary);border-radius:50%;width:1.1rem;height:1.1rem;animation:.75s linear infinite ebook-spin;display:none}[data-astro-cid-pauydfmc][aria-busy=true] .ebook-lead__spinner[data-astro-cid-pauydfmc]{display:block}.ebook-lead__summary[data-astro-cid-pauydfmc],.ebook-lead__status[data-astro-cid-pauydfmc]{padding:var(--space-4);border-radius:var(--radius-control);border-left:4px solid}.ebook-lead__summary[data-astro-cid-pauydfmc]{background:color-mix(in srgb, var(--color-error) 8%, var(--color-surface));color:var(--color-error)}.ebook-lead__summary[data-astro-cid-pauydfmc] ul[data-astro-cid-pauydfmc]{margin:var(--space-2) 0 0;padding-left:var(--space-6)}.ebook-lead__summary[data-astro-cid-pauydfmc] a[data-astro-cid-pauydfmc]{color:inherit;font-weight:600}.ebook-lead__status[data-astro-cid-pauydfmc] strong[data-astro-cid-pauydfmc]{margin-bottom:var(--space-2);display:block}.ebook-lead__status[data-astro-cid-pauydfmc] p[data-astro-cid-pauydfmc]{margin:0 0 var(--space-4);color:inherit}.ebook-lead__status[data-astro-cid-pauydfmc][data-kind=success]{background:color-mix(in srgb, var(--color-success) 9%, var(--color-surface));color:var(--color-success)}.ebook-lead__status[data-astro-cid-pauydfmc][data-kind=error]{background:color-mix(in srgb, var(--color-error) 8%, var(--color-surface));color:var(--color-error)}.ebook-lead__status[data-astro-cid-pauydfmc] .button{margin-bottom:var(--space-4)}[data-astro-cid-pauydfmc][hidden]{display:none!important}@keyframes ebook-spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){.ebook-lead__spinner[data-astro-cid-pauydfmc]{animation:none}}.ebook-detail__top[data-astro-cid-2vg3rhsp]{background:var(--color-surface-alt);padding-block:clamp(3rem,7vw,6rem)}.ebook-detail__draft[data-astro-cid-2vg3rhsp]{margin-bottom:var(--space-6);padding:var(--space-2) var(--space-3);border:var(--border-width) solid var(--color-warning);border-radius:var(--radius-pill);color:var(--color-warning);font-size:var(--font-size-sm);font-weight:700;display:inline-flex}.ebook-detail__breadcrumb[data-astro-cid-2vg3rhsp]{margin-bottom:var(--space-8)}.ebook-detail__breadcrumb[data-astro-cid-2vg3rhsp] ol[data-astro-cid-2vg3rhsp]{gap:var(--space-2);color:var(--color-text-secondary);font-size:var(--font-size-sm);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.ebook-detail__breadcrumb[data-astro-cid-2vg3rhsp] li[data-astro-cid-2vg3rhsp]{align-items:center;gap:var(--space-2);min-width:0;display:inline-flex}.ebook-detail__breadcrumb[data-astro-cid-2vg3rhsp] li[data-astro-cid-2vg3rhsp]+li[data-astro-cid-2vg3rhsp]:before{content:"/";color:var(--color-border-strong)}.ebook-detail__breadcrumb[data-astro-cid-2vg3rhsp] li[data-astro-cid-2vg3rhsp]:last-child{flex:14rem}.ebook-detail__breadcrumb[data-astro-cid-2vg3rhsp] span[data-astro-cid-2vg3rhsp]{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.ebook-detail__grid[data-astro-cid-2vg3rhsp]{gap:var(--space-8);display:grid}.ebook-detail__intro[data-astro-cid-2vg3rhsp]{align-self:start}.ebook-detail__category[data-astro-cid-2vg3rhsp],.ebook-detail__eyebrow[data-astro-cid-2vg3rhsp]{margin-bottom:var(--space-4);color:var(--color-primary);font-size:var(--font-size-sm);letter-spacing:.08em;text-transform:uppercase;font-weight:700}h1[data-astro-cid-2vg3rhsp]{max-width:14ch}.ebook-detail__subtitle[data-astro-cid-2vg3rhsp]{max-width:58ch;color:var(--color-text-primary);font-size:var(--font-size-lead);font-weight:600}.ebook-detail__description[data-astro-cid-2vg3rhsp]{max-width:62ch;color:var(--color-text-secondary);margin:0}.ebook-detail__cover[data-astro-cid-2vg3rhsp]{padding:var(--space-6);border:var(--border-width) solid var(--color-border);border-radius:var(--radius-panel);background:var(--color-surface);place-items:center;margin:0;display:grid}.ebook-detail__cover[data-astro-cid-2vg3rhsp] img{border:var(--border-width) solid var(--color-border);width:min(100%,25rem);height:auto;box-shadow:var(--shadow-md)}.ebook-detail__content[data-astro-cid-2vg3rhsp]{padding-block:var(--section-space)}.ebook-detail__content-grid{gap:var(--space-12);align-items:start;display:grid}.ebook-detail__prose[data-astro-cid-2vg3rhsp]{min-width:0}.ebook-detail__prose[data-astro-cid-2vg3rhsp] section[data-astro-cid-2vg3rhsp]+section[data-astro-cid-2vg3rhsp]{margin-top:var(--space-16)}.ebook-detail__prose[data-astro-cid-2vg3rhsp] h2[data-astro-cid-2vg3rhsp]{max-width:24ch}.ebook-detail__prose[data-astro-cid-2vg3rhsp] p[data-astro-cid-2vg3rhsp],.ebook-detail__prose[data-astro-cid-2vg3rhsp] li[data-astro-cid-2vg3rhsp]{max-width:70ch;line-height:1.78}.ebook-detail__prose[data-astro-cid-2vg3rhsp] li[data-astro-cid-2vg3rhsp]+li[data-astro-cid-2vg3rhsp]{margin-top:var(--space-3)}.ebook-detail__cta[data-astro-cid-2vg3rhsp]{margin-top:var(--space-16);border-radius:var(--radius-panel);background:var(--color-primary-dark);color:var(--color-on-dark);padding:clamp(1.5rem,4vw,2.5rem)}.ebook-detail__cta[data-astro-cid-2vg3rhsp] h2[data-astro-cid-2vg3rhsp]{color:var(--color-on-dark)}.ebook-detail__cta[data-astro-cid-2vg3rhsp] p[data-astro-cid-2vg3rhsp]{color:var(--color-on-dark-muted)}.ebook-detail__facts[data-astro-cid-2vg3rhsp]{padding:var(--space-6);border:var(--border-width) solid var(--color-border);border-radius:var(--radius-card);background:var(--color-surface)}.ebook-detail__facts[data-astro-cid-2vg3rhsp] h2[data-astro-cid-2vg3rhsp]{font-size:var(--font-size-h3)}.ebook-detail__facts[data-astro-cid-2vg3rhsp] dl[data-astro-cid-2vg3rhsp]{margin:0}.ebook-detail__facts[data-astro-cid-2vg3rhsp] dl[data-astro-cid-2vg3rhsp]>div[data-astro-cid-2vg3rhsp]{gap:var(--space-4);padding-block:var(--space-3);border-bottom:var(--border-width) solid var(--color-border);grid-template-columns:minmax(6rem,.65fr) minmax(0,1.35fr);display:grid}.ebook-detail__facts[data-astro-cid-2vg3rhsp] dt[data-astro-cid-2vg3rhsp]{color:var(--color-text-secondary)}.ebook-detail__facts[data-astro-cid-2vg3rhsp] dd[data-astro-cid-2vg3rhsp]{overflow-wrap:anywhere;margin:0;font-weight:700}.ebook-detail__facts[data-astro-cid-2vg3rhsp]>p[data-astro-cid-2vg3rhsp]{margin:var(--space-6) 0 0;color:var(--color-text-secondary);font-size:var(--font-size-sm)}@media (width>=64rem){.ebook-detail__grid[data-astro-cid-2vg3rhsp]{grid-template-columns:minmax(20rem,.85fr) minmax(25rem,1.15fr);align-items:start;gap:clamp(2rem,5vw,5rem)}.ebook-detail__intro[data-astro-cid-2vg3rhsp]{grid-area:1/1}.ebook-detail__cover[data-astro-cid-2vg3rhsp]{grid-area:2/1}.ebook-detail__form[data-astro-cid-2vg3rhsp]{grid-area:1/2/span 2}.ebook-detail__content-grid{grid-template-columns:minmax(0,1fr) minmax(18rem,.42fr);gap:clamp(3rem,7vw,7rem)}.ebook-detail__facts[data-astro-cid-2vg3rhsp]{position:sticky;top:8rem}}