.chapter-navigation.svelte-u3vnwl{margin-top:3rem;margin-bottom:2rem;max-width:680px;margin-left:auto;margin-right:auto;padding:0 1rem}@media (max-width: 767px){.chapter-navigation.svelte-u3vnwl{margin-top:2rem;margin-bottom:1.5rem;padding:0 1rem}}@media (min-width: 768px){.chapter-navigation.svelte-u3vnwl{padding:0 2rem}}.nav-container.svelte-u3vnwl{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem}@media (max-width: 767px){.nav-container.svelte-u3vnwl{flex-direction:column;gap:1rem}}.nav-previous.svelte-u3vnwl,.nav-next.svelte-u3vnwl{flex:1;min-width:0}@media (max-width: 767px){.nav-previous.svelte-u3vnwl,.nav-next.svelte-u3vnwl{width:100%}}.nav-next.svelte-u3vnwl{text-align:right}@media (max-width: 767px){.nav-next.svelte-u3vnwl{text-align:left}}.nav-link.svelte-u3vnwl{display:flex;align-items:center;gap:.75rem;padding:1rem 1.25rem;border:1px solid var(--border-light);border-radius:12px;text-decoration:none;color:var(--text-primary);background:var(--surface-white);transition:all .2s ease;min-height:60px}@media (max-width: 767px){.nav-link.svelte-u3vnwl{padding:1.25rem 1rem;min-height:70px;gap:1rem}}@media (max-width: 480px){.nav-link.svelte-u3vnwl{padding:1rem .75rem;min-height:65px}}.nav-link.svelte-u3vnwl:hover{border-color:var(--primary);background:var(--surface-light);transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.nav-link.svelte-u3vnwl:active{transform:translateY(0)}.nav-link.svelte-u3vnwl svg:where(.svelte-u3vnwl){flex-shrink:0;color:var(--primary);width:20px;height:20px}@media (max-width: 767px){.nav-link.svelte-u3vnwl svg:where(.svelte-u3vnwl){width:24px;height:24px}}.nav-label.svelte-u3vnwl{display:flex;flex-direction:column;gap:.25rem;min-width:0;flex:1}.nav-direction.svelte-u3vnwl{font-size:.75rem;color:var(--text-secondary);font-weight:500;text-transform:uppercase;letter-spacing:.05em}@media (max-width: 767px){.nav-direction.svelte-u3vnwl{font-size:.8rem}}.nav-title.svelte-u3vnwl{font-size:.875rem;font-weight:600;color:var(--text-primary);line-height:1.3}@media (max-width: 767px){.nav-title.svelte-u3vnwl{font-size:.95rem;line-height:1.4}}@media (max-width: 480px){.nav-title.svelte-u3vnwl{font-size:.9rem}}@media (min-width: 768px){.nav-title.svelte-u3vnwl{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}@media (max-width: 767px){.nav-title.svelte-u3vnwl{white-space:normal;overflow:visible;text-overflow:initial}}