.guide-shell[data-astro-cid-th4ws3mo]{max-width:1120px;--gold-accent: #76550a}[data-theme=dark] .guide-shell[data-astro-cid-th4ws3mo]{--gold-accent: #e4ba59}.section-label[data-astro-cid-th4ws3mo],.trap-card__number[data-astro-cid-th4ws3mo]{margin:0 0 .45rem;font-family:var(--font-mono);font-size:.68rem;letter-spacing:.055em;text-transform:uppercase;color:var(--color-primary)}.quick-start[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2rem;align-items:start;margin-bottom:2rem}.quick-start[data-astro-cid-th4ws3mo]>div[data-astro-cid-th4ws3mo]:first-child{max-width:720px}.quick-start[data-astro-cid-th4ws3mo] h2[data-astro-cid-th4ws3mo],.section-heading[data-astro-cid-th4ws3mo] h2[data-astro-cid-th4ws3mo],.source-note[data-astro-cid-th4ws3mo] h2[data-astro-cid-th4ws3mo],.app-cta[data-astro-cid-th4ws3mo] h2[data-astro-cid-th4ws3mo]{margin-bottom:.65rem}.quick-start[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo],.section-heading[data-astro-cid-th4ws3mo]>p[data-astro-cid-th4ws3mo]:last-child,.source-note[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo],.app-cta[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo]{color:var(--color-text-light);line-height:1.72}.quick-start[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo]+p[data-astro-cid-th4ws3mo],.source-note[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo]+p[data-astro-cid-th4ws3mo]{margin-top:.8rem}.guide-stats[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:repeat(3,minmax(82px,1fr));border:1px solid var(--color-border);border-radius:12px;overflow:hidden;margin:0}.guide-stats[data-astro-cid-th4ws3mo] div[data-astro-cid-th4ws3mo]{padding:1rem;text-align:center;background:var(--color-bg-alt)}.guide-stats[data-astro-cid-th4ws3mo] div[data-astro-cid-th4ws3mo]+div[data-astro-cid-th4ws3mo]{border-left:1px solid var(--color-border)}.guide-stats[data-astro-cid-th4ws3mo] dt[data-astro-cid-th4ws3mo]{font-family:var(--font-display);color:var(--color-ink);font-size:1.6rem;line-height:1}.guide-stats[data-astro-cid-th4ws3mo] dd[data-astro-cid-th4ws3mo]{margin-top:.35rem;font-family:var(--font-mono);color:var(--color-text-muted);font-size:.64rem;letter-spacing:.05em;text-transform:uppercase;white-space:nowrap}.section-nav[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));margin-bottom:4.5rem;border:1px solid var(--color-border);border-radius:12px;overflow:hidden}.section-nav[data-astro-cid-th4ws3mo] a[data-astro-cid-th4ws3mo]{display:flex;align-items:center;justify-content:center;min-height:64px;padding:.8rem;color:var(--color-ink);font-size:.85rem;font-weight:600;text-align:center;border-right:1px solid var(--color-border);transition:color var(--transition-base),background var(--transition-base)}.section-nav[data-astro-cid-th4ws3mo] a[data-astro-cid-th4ws3mo]:last-child{border-right:0}.section-nav[data-astro-cid-th4ws3mo] a[data-astro-cid-th4ws3mo]:hover{color:var(--color-primary);background:var(--color-bg-alt)}.guide-section[data-astro-cid-th4ws3mo]{scroll-margin-top:2rem;margin-bottom:5rem}.section-heading[data-astro-cid-th4ws3mo]{max-width:760px;margin-bottom:1.75rem}.section-heading[data-astro-cid-th4ws3mo] h2[data-astro-cid-th4ws3mo]{font-size:clamp(1.85rem,3.2vw,2.6rem)}.evidence-grid[data-astro-cid-th4ws3mo],.safety-grid[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.evidence-grid[data-astro-cid-th4ws3mo] article[data-astro-cid-th4ws3mo],.safety-grid[data-astro-cid-th4ws3mo] article[data-astro-cid-th4ws3mo]{padding:1.4rem 1.5rem;border:1px solid var(--color-border);border-radius:12px}.evidence-grid[data-astro-cid-th4ws3mo] h3[data-astro-cid-th4ws3mo],.safety-grid[data-astro-cid-th4ws3mo] h3[data-astro-cid-th4ws3mo]{margin-bottom:.5rem;font-size:1.15rem}.evidence-grid[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo],.safety-grid[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo],.data-note[data-astro-cid-th4ws3mo],.trap-card[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo],.avoid-card[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo],.sampling-plan[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo],.panning-steps[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo],.identify-grid[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo],.land-checks[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo],.official-links[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo],.official-links[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo]{color:var(--color-text-light);line-height:1.65}.data-note[data-astro-cid-th4ws3mo]{margin-top:1rem;padding:1rem 1.25rem;border-left:3px solid var(--color-primary);background:var(--color-bg-alt)}.data-note[data-astro-cid-th4ws3mo] strong[data-astro-cid-th4ws3mo],.trap-card__test[data-astro-cid-th4ws3mo] strong[data-astro-cid-th4ws3mo],.sampling-plan[data-astro-cid-th4ws3mo] strong[data-astro-cid-th4ws3mo],.identify-grid[data-astro-cid-th4ws3mo] strong[data-astro-cid-th4ws3mo]{color:var(--color-ink)}.river-principle[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:minmax(280px,.85fr) minmax(0,1.15fr);gap:1.5rem;align-items:center;margin:0 0 1rem;padding:1.4rem 1.5rem;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:12px}.river-principle__flow[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:1fr auto;gap:.35rem .75rem;align-items:end;font-family:var(--font-mono);font-size:.69rem;letter-spacing:.04em;text-transform:uppercase;color:var(--color-text-muted)}.flow-line[data-astro-cid-th4ws3mo]{grid-column:1;color:#547c8d;letter-spacing:-.08em;overflow:hidden}.deposit[data-astro-cid-th4ws3mo]{grid-column:2;color:var(--gold-accent);letter-spacing:.12em}.river-principle[data-astro-cid-th4ws3mo] figcaption[data-astro-cid-th4ws3mo]{color:var(--color-text-light);line-height:1.65}.trap-list[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.trap-card[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:auto minmax(0,1fr);gap:1rem;padding:1.5rem;border:1px solid var(--color-border);border-radius:12px;scroll-margin-top:2rem}.trap-card[data-astro-cid-th4ws3mo]:last-child{grid-column:1 / -1}.trap-card__number[data-astro-cid-th4ws3mo]{color:var(--gold-accent)}.trap-card[data-astro-cid-th4ws3mo] h3[data-astro-cid-th4ws3mo]{margin-bottom:.45rem;font-size:1.25rem}.trap-card__test[data-astro-cid-th4ws3mo]{margin-top:.7rem;padding-top:.7rem;border-top:1px solid var(--color-border)}.avoid-card[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:minmax(220px,.8fr) minmax(0,1.2fr);gap:2rem;margin-top:1rem;padding:1.6rem 1.75rem;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:12px}.avoid-card[data-astro-cid-th4ws3mo] h3[data-astro-cid-th4ws3mo]{font-size:1.3rem}.avoid-card[data-astro-cid-th4ws3mo] ul[data-astro-cid-th4ws3mo],.official-links[data-astro-cid-th4ws3mo] ul[data-astro-cid-th4ws3mo]{margin:0;padding-left:1.2rem}.avoid-card[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo]+li[data-astro-cid-th4ws3mo],.official-links[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo]+li[data-astro-cid-th4ws3mo]{margin-top:.55rem}.sampling-plan[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.8fr);gap:2rem;align-items:start}.sampling-plan[data-astro-cid-th4ws3mo] ol[data-astro-cid-th4ws3mo]{margin:0;padding-left:1.25rem}.sampling-plan[data-astro-cid-th4ws3mo] 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pre[data-astro-cid-th4ws3mo]{margin:0;padding:1rem;overflow-x:auto;border-radius:8px;background:var(--color-bg-alt);color:var(--color-text-light);font-family:var(--font-mono);font-size:.74rem;line-height:1.65;white-space:pre-wrap}.panning-steps[data-astro-cid-th4ws3mo],.land-checks[data-astro-cid-th4ws3mo]{list-style:none;margin:0;padding:0}.panning-steps[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo],.land-checks[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:52px minmax(0,1fr);gap:1.1rem;padding:1.25rem 0;border-top:1px solid var(--color-border);scroll-margin-top:2rem}.panning-steps[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo]:last-child,.land-checks[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo]:last-child{border-bottom:1px solid var(--color-border)}.panning-steps[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo]>span[data-astro-cid-th4ws3mo],.land-checks[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo]>span[data-astro-cid-th4ws3mo]{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--color-border);border-radius:50%;font-family:var(--font-mono);font-size:.72rem;color:var(--gold-accent);background:var(--color-bg-alt)}.panning-steps[data-astro-cid-th4ws3mo] h3[data-astro-cid-th4ws3mo],.land-checks[data-astro-cid-th4ws3mo] h3[data-astro-cid-th4ws3mo]{margin-bottom:.35rem;font-size:1.18rem}.identify-card[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:minmax(220px,.7fr) minmax(0,1.3fr);gap:2rem;margin-top:1.5rem;padding:1.6rem 1.75rem;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:12px}.identify-card[data-astro-cid-th4ws3mo] h3[data-astro-cid-th4ws3mo]{font-size:1.3rem}.identify-grid[data-astro-cid-th4ws3mo]{display:grid;gap:.65rem}.land-checks[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.land-checks[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo]{display:block;padding:1.4rem 1.5rem;border:1px solid var(--color-border);border-radius:12px}.land-checks[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo]:last-child{border-bottom:1px solid var(--color-border)}.land-checks[data-astro-cid-th4ws3mo] li[data-astro-cid-th4ws3mo]>span[data-astro-cid-th4ws3mo]{margin-bottom:.85rem}.official-links[data-astro-cid-th4ws3mo]{margin-top:1rem;padding:1.5rem 1.6rem;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:12px}.official-links[data-astro-cid-th4ws3mo] h3[data-astro-cid-th4ws3mo]{margin-bottom:.7rem;font-size:1.25rem}.official-links[data-astro-cid-th4ws3mo] a[data-astro-cid-th4ws3mo]{color:var(--color-primary);text-decoration:underline;text-underline-offset:.18em}.official-links[data-astro-cid-th4ws3mo] p[data-astro-cid-th4ws3mo]{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--color-border)}.safety-grid[data-astro-cid-th4ws3mo]{grid-template-columns:repeat(2,minmax(0,1fr))}.source-note[data-astro-cid-th4ws3mo]{max-width:840px;margin:0 0 3.5rem;padding-top:2rem;border-top:1px solid var(--color-border)}.app-cta[data-astro-cid-th4ws3mo]{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2rem;align-items:center;padding:2rem 2.25rem;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:12px}.app-cta[data-astro-cid-th4ws3mo]>div[data-astro-cid-th4ws3mo]:first-child{max-width:700px}.app-cta__actions[data-astro-cid-th4ws3mo]{display:flex;flex-direction:column;align-items:center;gap:.75rem}.detail-link[data-astro-cid-th4ws3mo]{color:var(--color-text-light);font-size:.82rem;text-decoration:underline;text-underline-offset:.2em}@media(max-width:900px){.quick-start[data-astro-cid-th4ws3mo],.river-principle[data-astro-cid-th4ws3mo],.avoid-card[data-astro-cid-th4ws3mo],.sampling-plan[data-astro-cid-th4ws3mo],.field-log[data-astro-cid-th4ws3mo],.identify-card[data-astro-cid-th4ws3mo],.app-cta[data-astro-cid-th4ws3mo]{grid-template-columns:1fr}.guide-stats[data-astro-cid-th4ws3mo]{width:min(100%,380px)}.section-nav[data-astro-cid-th4ws3mo]{grid-template-columns:repeat(2,minmax(0,1fr))}.section-nav[data-astro-cid-th4ws3mo] a[data-astro-cid-th4ws3mo]{border-bottom:1px solid var(--color-border)}.section-nav[data-astro-cid-th4ws3mo] a[data-astro-cid-th4ws3mo]:nth-child(2n){border-right:0}.section-nav[data-astro-cid-th4ws3mo] a[data-astro-cid-th4ws3mo]:last-child{grid-column:1 / -1;border-bottom:0}.evidence-grid[data-astro-cid-th4ws3mo],.land-checks[data-astro-cid-th4ws3mo]{grid-template-columns:1fr}.app-cta__actions[data-astro-cid-th4ws3mo]{align-items:flex-start}}@media(max-width:640px){.guide-stats[data-astro-cid-th4ws3mo],.trap-list[data-astro-cid-th4ws3mo],.safety-grid[data-astro-cid-th4ws3mo]{grid-template-columns:1fr}.guide-stats[data-astro-cid-th4ws3mo] div[data-astro-cid-th4ws3mo]+div[data-astro-cid-th4ws3mo]{border-left:0;border-top:1px solid var(--color-border)}.section-nav[data-astro-cid-th4ws3mo]{grid-template-columns:1fr}.section-nav[data-astro-cid-th4ws3mo] a[data-astro-cid-th4ws3mo],.section-nav[data-astro-cid-th4ws3mo] a[data-astro-cid-th4ws3mo]:nth-child(2n){min-height:50px;border-right:0;border-bottom:1px solid var(--color-border)}.section-nav[data-astro-cid-th4ws3mo] a[data-astro-cid-th4ws3mo]:last-child{grid-column:auto}.trap-card[data-astro-cid-th4ws3mo]:last-child{grid-column:auto}.river-principle[data-astro-cid-th4ws3mo],.avoid-card[data-astro-cid-th4ws3mo],.field-log[data-astro-cid-th4ws3mo],.identify-card[data-astro-cid-th4ws3mo],.official-links[data-astro-cid-th4ws3mo],.app-cta[data-astro-cid-th4ws3mo]{padding:1.3rem}.sample-grid[data-astro-cid-th4ws3mo]>div[data-astro-cid-th4ws3mo]:not(.sample-grid__flow){min-height:68px}}