.bk-hero[data-astro-cid-uk4drrvt]{position:relative;overflow:hidden;background:radial-gradient(90% 70% at 85% 10%,rgba(207,98,54,.22),transparent 60%),#10161c;color:#f4f2ec;padding:clamp(7.5rem,16vh,11rem) 1.5rem clamp(3.5rem,8vh,5.5rem)}.bk-hero-inner[data-astro-cid-uk4drrvt]{position:relative;z-index:1;max-width:78rem;margin-inline:auto;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:clamp(2rem,5vw,4rem);align-items:center}.bk-hero-copy[data-astro-cid-uk4drrvt]{display:flex;flex-direction:column;gap:1.2rem}.bk-subtitle[data-astro-cid-uk4drrvt]{font-weight:800;font-size:clamp(1rem,2vw,1.3rem);line-height:1.7;color:var(--color-accent)}.bk-lead[data-astro-cid-uk4drrvt]{font-size:clamp(.92rem,1.6vw,1.05rem);line-height:2;color:#f4f2ecd9;max-width:40rem}.bk-facts[data-astro-cid-uk4drrvt]{display:grid;gap:.9rem;padding-top:.2rem;grid-template-columns:repeat(auto-fit,minmax(min(15rem,100%),1fr))}.bk-facts[data-astro-cid-uk4drrvt] div[data-astro-cid-uk4drrvt]{display:flex;flex-direction:column;gap:.2rem;border-left:2px solid var(--color-accent);padding-left:.8rem}.bk-facts[data-astro-cid-uk4drrvt] span[data-astro-cid-uk4drrvt]{font-size:.68rem;font-weight:700;letter-spacing:.2em;color:#f4f2ec80}.bk-facts[data-astro-cid-uk4drrvt] b[data-astro-cid-uk4drrvt]{font-size:.92rem;font-weight:700;line-height:1.6}.bk-btns[data-astro-cid-uk4drrvt]{display:flex;flex-wrap:wrap;gap:.9rem;padding-top:.4rem}.bk-note[data-astro-cid-uk4drrvt]{font-size:.76rem;line-height:1.8;color:#f4f2ec8c}.bk-hero-cover[data-astro-cid-uk4drrvt]{display:flex;justify-content:center}.bk-hero-cover[data-astro-cid-uk4drrvt] img[data-astro-cid-uk4drrvt]{width:min(100%,22rem);height:auto;aspect-ratio:800 / 1280;border-radius:6px;box-shadow:0 30px 70px #00000080,0 0 0 1px #ffffff14;transform:rotate(2deg)}@media(max-width:860px){.bk-hero-inner[data-astro-cid-uk4drrvt]{grid-template-columns:1fr}.bk-hero-cover[data-astro-cid-uk4drrvt]{order:-1}.bk-hero-cover[data-astro-cid-uk4drrvt] img[data-astro-cid-uk4drrvt]{width:min(60%,15rem);transform:none}}@media(max-width:520px){.ms-hero-title-sm[data-astro-cid-uk4drrvt]{font-size:clamp(1.8rem,9vw,2.4rem)}}.bk-inner[data-astro-cid-uk4drrvt]{max-width:78rem;margin-inline:auto;padding:clamp(4rem,9vw,7rem) 1.5rem;display:flex;flex-direction:column;gap:clamp(1.8rem,4vw,2.8rem)}.bk-worries[data-astro-cid-uk4drrvt]{display:grid;gap:1.1rem;grid-template-columns:repeat(auto-fit,minmax(min(19rem,100%),1fr))}.bk-worry[data-astro-cid-uk4drrvt]{background:#fffdf6;border:1px solid rgba(35,46,57,.14);border-radius:var(--radius-md);padding:1.5rem 1.4rem;display:flex;flex-direction:column;gap:.6rem}.bk-worry-q[data-astro-cid-uk4drrvt]{font-weight:800;font-size:1rem;line-height:1.7;color:#232e39}.bk-worry-body[data-astro-cid-uk4drrvt]{font-size:.88rem;line-height:1.95;color:#232e399e}.bk-worries-note[data-astro-cid-uk4drrvt]{font-size:clamp(.92rem,1.5vw,1.02rem);line-height:2.1;color:#232e39d9;max-width:46rem}.bk-toc-sec[data-astro-cid-uk4drrvt]{background:#f4ebd8;scroll-margin-top:4rem}.bk-toc[data-astro-cid-uk4drrvt]{display:grid;gap:1.2rem;grid-template-columns:1fr}@media(min-width:860px){.bk-toc[data-astro-cid-uk4drrvt]{grid-template-columns:1fr 1fr}}.bk-part[data-astro-cid-uk4drrvt]{background:#fffdf6;border:1px solid rgba(35,46,57,.14);border-radius:var(--radius-md);padding:clamp(1.4rem,2.8vw,2rem);display:flex;flex-direction:column;gap:.9rem}.bk-part-title[data-astro-cid-uk4drrvt]{font-family:var(--font-display);font-weight:900;font-size:clamp(1.2rem,2.4vw,1.5rem);line-height:1.4;color:#232e39;display:flex;flex-direction:column;gap:.25rem}.bk-part-no[data-astro-cid-uk4drrvt]{font-family:var(--font-body);font-size:.7rem;font-weight:700;letter-spacing:.24em;color:var(--color-accent)}.bk-chapters[data-astro-cid-uk4drrvt]{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}.bk-chapter[data-astro-cid-uk4drrvt]{display:flex;gap:.9rem;align-items:baseline;padding-block:.6rem;border-top:1px solid rgba(35,46,57,.1);font-size:.92rem;line-height:1.75;color:#232e39d9}.bk-chapter-no[data-astro-cid-uk4drrvt]{flex:0 0 auto;font-size:.74rem;font-weight:800;letter-spacing:.06em;color:var(--color-accent);font-variant-numeric:tabular-nums}.bk-chapter-title[data-astro-cid-uk4drrvt]{font-weight:500}.bk-part-appendix[data-astro-cid-uk4drrvt]{background:#10161c;color:#f4f2ec;border-color:transparent}.bk-part-appendix[data-astro-cid-uk4drrvt] .bk-part-title[data-astro-cid-uk4drrvt]{color:#f4f2ec}.bk-appendix-body[data-astro-cid-uk4drrvt]{font-size:.88rem;line-height:1.95;color:#f4f2ecb8}.bk-toc-cta[data-astro-cid-uk4drrvt]{display:flex;flex-wrap:wrap;align-items:center;gap:.9rem 1.2rem}.bk-toc-cta-note[data-astro-cid-uk4drrvt]{font-size:.8rem;font-weight:700;color:#232e3999}.bk-author[data-astro-cid-uk4drrvt]{background:#10161c;color:#f4f2ec}.bk-label-light[data-astro-cid-uk4drrvt]{color:#f4f2ec73}.bk-author-grid[data-astro-cid-uk4drrvt]{display:grid;grid-template-columns:1fr;gap:clamp(1.8rem,4vw,3rem);align-items:center}@media(min-width:860px){.bk-author-grid[data-astro-cid-uk4drrvt]{grid-template-columns:2fr 3fr}}.bk-author-photo[data-astro-cid-uk4drrvt]{aspect-ratio:4 / 5;border-radius:var(--radius-md);max-width:26rem}.bk-author-photo[data-astro-cid-uk4drrvt] img[data-astro-cid-uk4drrvt]{width:100%;height:100%;object-fit:cover}.bk-author-text[data-astro-cid-uk4drrvt]{display:flex;flex-direction:column;gap:1.1rem;align-items:flex-start}.bk-author-title[data-astro-cid-uk4drrvt]{font-family:var(--font-display);font-weight:900;font-size:clamp(1.9rem,4.6vw,3.2rem);line-height:1.2;display:flex;flex-direction:column;gap:.2rem}.bk-author-en[data-astro-cid-uk4drrvt]{font-family:var(--font-body);font-size:.72rem;font-weight:700;letter-spacing:.3em;color:var(--color-accent)}.bk-author-body[data-astro-cid-uk4drrvt]{font-size:clamp(.92rem,1.5vw,1.02rem);line-height:2.05;color:#f4f2ecd9}.bk-author-story[data-astro-cid-uk4drrvt]{font-size:.9rem;line-height:2.05;color:#f4f2ecad;border-left:2px solid var(--color-accent);padding-left:1rem}.bk-author-stats[data-astro-cid-uk4drrvt]{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem 1.6rem;width:100%;padding-top:.4rem}@media(min-width:640px){.bk-author-stats[data-astro-cid-uk4drrvt]{grid-template-columns:repeat(4,1fr)}}.bk-author-stats[data-astro-cid-uk4drrvt] div[data-astro-cid-uk4drrvt]{display:flex;flex-direction:column;gap:.15rem}.bk-author-stats[data-astro-cid-uk4drrvt] b[data-astro-cid-uk4drrvt]{font-family:var(--font-display);font-weight:900;font-style:italic;font-size:clamp(1.9rem,4vw,2.6rem);line-height:1;font-variant-numeric:tabular-nums}.bk-author-stats[data-astro-cid-uk4drrvt] b[data-astro-cid-uk4drrvt] span[data-astro-cid-uk4drrvt]{font-size:.45em;margin-left:.15em;color:var(--color-accent);font-style:normal}.bk-author-stats[data-astro-cid-uk4drrvt]>div[data-astro-cid-uk4drrvt]>span[data-astro-cid-uk4drrvt]{font-size:.74rem;font-weight:700;color:#f4f2ec8c}.bk-author-link[data-astro-cid-uk4drrvt]{color:var(--color-accent);font-size:.9rem}.bk-nexts[data-astro-cid-uk4drrvt]{display:grid;gap:1.1rem;grid-template-columns:repeat(auto-fit,minmax(min(17rem,100%),1fr))}.bk-next[data-astro-cid-uk4drrvt]{display:flex;flex-direction:column;gap:.5rem;background:#fffdf6;border:1px solid rgba(35,46,57,.14);border-left:4px solid var(--color-accent);border-radius:var(--radius-md);padding:clamp(1.3rem,3vw,1.9rem);color:#232e39;transition:transform .2s ease,border-color .2s ease}.bk-next[data-astro-cid-uk4drrvt]:hover{transform:translateY(-3px)}.bk-next[data-astro-cid-uk4drrvt] b[data-astro-cid-uk4drrvt]{font-family:var(--font-display);font-weight:900;font-size:1.25rem;line-height:1.4}.bk-next[data-astro-cid-uk4drrvt] p[data-astro-cid-uk4drrvt]{font-size:.86rem;line-height:1.95;color:#232e39a6;flex:1}.bk-next-cta[data-astro-cid-uk4drrvt]{font-weight:700;font-size:.9rem;color:var(--color-accent);min-height:2.75rem;display:inline-flex;align-items:center}.bk-action[data-astro-cid-uk4drrvt]{background:radial-gradient(120% 90% at 50% 110%,rgba(207,98,54,.12),transparent 55%),#10161c;color:#f4f2ec}.bk-action-label[data-astro-cid-uk4drrvt]{color:#f4f2ec73}.bk-action-inner[data-astro-cid-uk4drrvt]{max-width:78rem;margin-inline:auto;padding:clamp(5rem,10vw,9rem) 1.5rem;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;gap:1.6rem}.bk-action-cover[data-astro-cid-uk4drrvt] img[data-astro-cid-uk4drrvt]{width:clamp(7rem,16vw,10rem);height:auto;aspect-ratio:800 / 1280;border-radius:4px;box-shadow:0 20px 50px #00000080;transform:rotate(-3deg)}