.oeq-page[data-astro-cid-gxjijacb]{background:#fff}.oeq-hero[data-astro-cid-gxjijacb]{background:linear-gradient(135deg,#1a1a1a,#2d2d2d);color:#fff;padding:8rem 0 6rem;margin-top:80px}.hero-grid[data-astro-cid-gxjijacb]{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.hero-content[data-astro-cid-gxjijacb]{padding-right:2rem}.hero-headline[data-astro-cid-gxjijacb]{font-size:3.5rem;font-weight:800;line-height:1.1;margin-bottom:1.5rem;color:#fff}.hero-subheadline[data-astro-cid-gxjijacb]{font-size:1.35rem;line-height:1.6;margin-bottom:2rem;color:#e0e0e0}.hero-image[data-astro-cid-gxjijacb]{display:flex;justify-content:center;align-items:center}.book-cover[data-astro-cid-gxjijacb]{max-width:100%;height:auto;border-radius:8px;box-shadow:0 20px 60px #00000080,0 10px 30px #0000004d;transition:transform .3s ease}.book-cover[data-astro-cid-gxjijacb]:hover{transform:translateY(-10px)}.btn-primary[data-astro-cid-gxjijacb]{background:#ff1b6d;color:#fff;padding:1.25rem 2.5rem;border-radius:50px;font-weight:700;font-size:1.2rem;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;transition:all .3s ease;border:none;cursor:pointer;white-space:nowrap;line-height:1}.btn-primary[data-astro-cid-gxjijacb]:hover{background:#e6185f;transform:translateY(-2px);box-shadow:0 10px 30px #ff1b6d4d}.btn-large[data-astro-cid-gxjijacb]{padding:1.5rem 3rem;font-size:1.4rem}.micro-text[data-astro-cid-gxjijacb]{margin-top:1rem;font-size:.9rem;color:#b0b0b0;font-style:italic}.oeq-section[data-astro-cid-gxjijacb]{padding:5rem 0}.oeq-section[data-astro-cid-gxjijacb] h2[data-astro-cid-gxjijacb]{font-size:2.5rem;font-weight:800;margin-bottom:2rem;color:#1a1a1a;text-align:center}.content-block[data-astro-cid-gxjijacb]{max-width:900px;margin:0 auto}.content-block[data-astro-cid-gxjijacb] p[data-astro-cid-gxjijacb]{font-size:1.2rem;line-height:1.8;margin-bottom:1.5rem;color:#333}.problem-section[data-astro-cid-gxjijacb]{background:#f9f9f9}.solution-section[data-astro-cid-gxjijacb]{background:#fff}.inside-section[data-astro-cid-gxjijacb]{background:#f9f9f9}.for-section[data-astro-cid-gxjijacb]{background:#fff}.author-section[data-astro-cid-gxjijacb]{background:#f9f9f9}.math-section[data-astro-cid-gxjijacb]{background:#fff;border-top:4px solid #ff1b6d;border-bottom:4px solid #ff1b6d}.guarantee-section[data-astro-cid-gxjijacb]{background:#f9f9f9}.final-cta-section[data-astro-cid-gxjijacb]{background:linear-gradient(135deg,#1a1a1a,#2d2d2d);color:#fff;text-align:center}.final-cta-section[data-astro-cid-gxjijacb] h2[data-astro-cid-gxjijacb]{color:#fff}.final-subheadline[data-astro-cid-gxjijacb]{font-size:1.3rem;margin-bottom:2rem;color:#e0e0e0}.footer-tagline[data-astro-cid-gxjijacb]{margin-top:2rem;font-size:1rem;color:#b0b0b0}.features-grid[data-astro-cid-gxjijacb]{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:3rem}.feature-item[data-astro-cid-gxjijacb]{background:#fff;padding:2rem;border-radius:8px;box-shadow:0 4px 12px #00000014;transition:transform .3s ease}.feature-item[data-astro-cid-gxjijacb]:hover{transform:translateY(-5px);box-shadow:0 8px 20px #0000001f}.feature-item[data-astro-cid-gxjijacb] h3[data-astro-cid-gxjijacb]{font-size:1.4rem;font-weight:700;margin-bottom:1rem;color:#ff1b6d}.feature-item[data-astro-cid-gxjijacb] p[data-astro-cid-gxjijacb]{font-size:1.1rem;line-height:1.6;color:#555;margin:0}.for-list[data-astro-cid-gxjijacb]{max-width:900px;margin:2rem auto 0}.for-item[data-astro-cid-gxjijacb]{background:#fff;padding:1.5rem;margin-bottom:1.5rem;border-left:4px solid #ff1b6d;border-radius:4px;box-shadow:0 2px 8px #0000000d}.for-item[data-astro-cid-gxjijacb] p[data-astro-cid-gxjijacb]{font-size:1.15rem;line-height:1.7;margin:0;color:#333}.cta-center[data-astro-cid-gxjijacb]{text-align:center;margin-top:2.5rem}@media (max-width: 968px){.hero-grid[data-astro-cid-gxjijacb]{grid-template-columns:1fr;gap:3rem}.hero-content[data-astro-cid-gxjijacb]{padding-right:0;text-align:center}.hero-headline[data-astro-cid-gxjijacb]{font-size:2.5rem}.hero-subheadline[data-astro-cid-gxjijacb]{font-size:1.2rem}.oeq-section[data-astro-cid-gxjijacb] h2[data-astro-cid-gxjijacb]{font-size:2rem}.content-block[data-astro-cid-gxjijacb] p[data-astro-cid-gxjijacb]{font-size:1.1rem}.features-grid[data-astro-cid-gxjijacb]{grid-template-columns:1fr}}@media (max-width: 640px){.oeq-hero[data-astro-cid-gxjijacb]{padding:6rem 0 4rem}.hero-headline[data-astro-cid-gxjijacb]{font-size:2rem}.hero-subheadline[data-astro-cid-gxjijacb]{font-size:1.1rem}.btn-primary[data-astro-cid-gxjijacb]{padding:1rem 2rem;font-size:1.1rem}.btn-large[data-astro-cid-gxjijacb]{padding:1.2rem 2.5rem;font-size:1.2rem}.oeq-section[data-astro-cid-gxjijacb]{padding:3rem 0}.oeq-section[data-astro-cid-gxjijacb] h2[data-astro-cid-gxjijacb]{font-size:1.75rem}}