.science-hero[data-astro-cid-qwrcxbsc]{padding:140px 0 80px;text-align:center;position:relative;overflow:hidden}.science-hero[data-astro-cid-qwrcxbsc]:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center top,rgba(45,62,92,.06),transparent 70%)}.hero-content[data-astro-cid-qwrcxbsc]{position:relative;z-index:1}.hero-title[data-astro-cid-qwrcxbsc]{font-family:var(--font-display);font-size:3rem;font-weight:400;color:var(--text-primary);margin-bottom:8px;letter-spacing:.04em}.hero-subtitle[data-astro-cid-qwrcxbsc]{font-family:var(--font-display);font-size:1.15rem;color:var(--text-muted);margin-bottom:20px;letter-spacing:.06em;font-weight:300}.hero-text[data-astro-cid-qwrcxbsc]{color:var(--text-secondary);font-size:1.05rem;line-height:1.75;max-width:640px;margin:0 auto}.content-section[data-astro-cid-qwrcxbsc]{padding:60px 0}.prose[data-astro-cid-qwrcxbsc]{max-width:680px;margin:40px auto 0}.prose[data-astro-cid-qwrcxbsc] p[data-astro-cid-qwrcxbsc]{color:var(--text-secondary);font-size:.95rem;line-height:1.8;margin-bottom:1.25rem}.prose[data-astro-cid-qwrcxbsc] p[data-astro-cid-qwrcxbsc]:last-child{margin-bottom:0}.guide-grid[data-astro-cid-qwrcxbsc]{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:40px}.guide-grid[data-astro-cid-qwrcxbsc].three-col{grid-template-columns:repeat(3,1fr)}.guide-block[data-astro-cid-qwrcxbsc]{padding:36px 28px;background:var(--bg-card);border:1px solid var(--border);text-decoration:none;color:inherit;transition:all .3s}.guide-block[data-astro-cid-qwrcxbsc]:hover{background:var(--bg-card-hover);border-color:var(--accent);transform:translateY(-2px)}.guide-block[data-astro-cid-qwrcxbsc] h3[data-astro-cid-qwrcxbsc]{font-family:var(--font-display);font-size:1.15rem;font-weight:400;color:var(--text-primary);margin-bottom:10px}.guide-block[data-astro-cid-qwrcxbsc] p[data-astro-cid-qwrcxbsc]{color:var(--text-secondary);font-size:.85rem;line-height:1.7;margin-bottom:0}.humor-quality[data-astro-cid-qwrcxbsc]{font-size:.78rem!important;color:var(--text-muted)!important;letter-spacing:.04em;margin-bottom:8px!important}.essentials-list[data-astro-cid-qwrcxbsc]{max-width:680px;margin:40px auto 0;display:flex;flex-direction:column;gap:0}.essential[data-astro-cid-qwrcxbsc]{display:flex;gap:24px;align-items:flex-start;padding:24px 0;border-bottom:1px solid var(--border, #e0e0e0)}.essential[data-astro-cid-qwrcxbsc]:first-child{border-top:1px solid var(--border, #e0e0e0)}.essential-num[data-astro-cid-qwrcxbsc]{font-family:var(--font-display);font-size:1.5rem;font-weight:400;color:var(--text-muted);opacity:.5;min-width:32px;text-align:center;line-height:1.4}.essential[data-astro-cid-qwrcxbsc] h4[data-astro-cid-qwrcxbsc]{font-family:var(--font-heading);font-size:1rem;font-weight:500;color:var(--text-primary);margin-bottom:6px}.essential[data-astro-cid-qwrcxbsc] p[data-astro-cid-qwrcxbsc]{color:var(--text-secondary);font-size:.85rem;line-height:1.7;margin:0}.stations-list[data-astro-cid-qwrcxbsc]{max-width:680px;margin:40px auto 0;display:flex;flex-direction:column;gap:0}.station[data-astro-cid-qwrcxbsc]{display:flex;gap:24px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--border, #e0e0e0)}.station[data-astro-cid-qwrcxbsc]:first-child{border-top:1px solid var(--border, #e0e0e0)}.station-num[data-astro-cid-qwrcxbsc]{font-family:var(--font-display);font-size:1.5rem;font-weight:400;color:var(--text-muted);opacity:.5;min-width:32px;text-align:center;line-height:1.4}.station[data-astro-cid-qwrcxbsc] h4[data-astro-cid-qwrcxbsc]{font-family:var(--font-heading);font-size:1rem;font-weight:500;color:var(--text-primary);margin-bottom:4px}.station[data-astro-cid-qwrcxbsc] p[data-astro-cid-qwrcxbsc]{color:var(--text-secondary);font-size:.85rem;line-height:1.6;margin:0}.concepts-section[data-astro-cid-qwrcxbsc]{margin-top:48px}.subsection-title[data-astro-cid-qwrcxbsc]{font-family:var(--font-display);font-size:1.25rem;font-weight:400;color:var(--text-primary);margin-bottom:20px;text-align:center}.card-grid[data-astro-cid-qwrcxbsc]{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}.hub-card[data-astro-cid-qwrcxbsc]{display:block;padding:24px 20px;background:var(--bg-card);border:1px solid var(--border);text-decoration:none;color:inherit;transition:all .3s}.hub-card[data-astro-cid-qwrcxbsc]:hover{background:var(--bg-card-hover);border-color:var(--accent);transform:translateY(-2px)}.card-name[data-astro-cid-qwrcxbsc]{font-family:var(--font-heading);font-size:1rem;font-weight:500;color:var(--text-primary);margin-bottom:6px}.card-subtitle[data-astro-cid-qwrcxbsc]{font-size:.82rem;color:var(--text-muted);line-height:1.5;margin:0}.link-grid[data-astro-cid-qwrcxbsc]{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:#ffffff08;margin-top:40px}.link-item[data-astro-cid-qwrcxbsc]{display:flex;flex-direction:column;gap:4px;padding:24px 28px;background:var(--bg-deep);text-decoration:none;color:inherit;transition:all .3s}.link-item[data-astro-cid-qwrcxbsc]:hover{background:var(--bg-card)}.link-name[data-astro-cid-qwrcxbsc]{font-family:var(--font-heading);font-size:.95rem;font-weight:500;color:var(--text-primary)}.link-desc[data-astro-cid-qwrcxbsc]{font-size:.8rem;color:var(--text-muted);line-height:1.5}@media (max-width: 1024px){.guide-grid[data-astro-cid-qwrcxbsc].three-col{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.science-hero[data-astro-cid-qwrcxbsc]{padding:120px 0 60px}.hero-title[data-astro-cid-qwrcxbsc]{font-size:2.2rem}.guide-grid[data-astro-cid-qwrcxbsc],.guide-grid[data-astro-cid-qwrcxbsc].three-col,.link-grid[data-astro-cid-qwrcxbsc]{grid-template-columns:1fr}}@media (max-width: 640px){.hero-title[data-astro-cid-qwrcxbsc]{font-size:1.8rem}.hero-subtitle[data-astro-cid-qwrcxbsc]{font-size:1rem}}