.help-layout.svelte-1bplv7o{min-height:calc(100vh - 48px);background:#f0f4f8;padding:32px 24px 64px}.help-container.svelte-1bplv7o{max-width:760px;margin:0 auto}.breadcrumb.svelte-1bplv7o{font-size:12px;color:#888;margin-bottom:20px}.breadcrumb.svelte-1bplv7o a:where(.svelte-1bplv7o){color:#4f86c6;text-decoration:none}.breadcrumb.svelte-1bplv7o a:where(.svelte-1bplv7o):hover{text-decoration:underline}.page-title.svelte-1bplv7o{font-size:26px;font-weight:700;color:#1a2a4a;margin:0 0 12px}.page-lead.svelte-1bplv7o{font-size:14px;color:#555;line-height:1.8;margin:0 0 32px;border-left:3px solid #4f86c6;padding-left:12px}.section.svelte-1bplv7o{background:#fff;border-radius:8px;padding:24px 28px;margin-bottom:20px;box-shadow:0 1px 4px #00000012}.section-title.svelte-1bplv7o{font-size:17px;font-weight:700;color:#1a2a4a;margin:0 0 12px;padding-bottom:8px;border-bottom:2px solid #e8f0fe}.section-body.svelte-1bplv7o{font-size:14px;color:#444;line-height:1.8;margin:0 0 16px}.diff-grid.svelte-1bplv7o{display:grid;grid-template-columns:1fr 1fr;gap:12px}.diff-item.svelte-1bplv7o{background:#f5f7fa;border-radius:6px;padding:14px 16px}.diff-title.svelte-1bplv7o{font-size:13px;font-weight:700;color:#1a2a4a;margin-bottom:6px}.diff-body.svelte-1bplv7o{font-size:13px;color:#555;line-height:1.7}.formula-box.svelte-1bplv7o{background:#f5f7fa;border-radius:6px;padding:16px 18px;margin-bottom:12px}.formula-label.svelte-1bplv7o{font-size:11px;font-weight:700;color:#4f86c6;text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.formula.svelte-1bplv7o{font-size:14px;color:#222;line-height:2;font-family:Courier New,monospace}.note.svelte-1bplv7o{font-size:13px;color:#555;background:#fffbea;border-left:3px solid #f5c518;padding:10px 14px;border-radius:0 4px 4px 0;line-height:1.7}.timeline.svelte-1bplv7o{display:flex;flex-direction:column;gap:0}.tl-item.svelte-1bplv7o{display:flex;gap:16px;border-left:2px solid #dde3ec;margin-left:8px;padding:12px 0 12px 20px;position:relative}.tl-dot.svelte-1bplv7o{position:absolute;left:-7px;top:16px;width:12px;height:12px;border-radius:50%;border:2px solid #fff}.tl-dot.negative.svelte-1bplv7o{background:#e74c3c}.tl-dot.neutral.svelte-1bplv7o{background:#f5c518}.tl-dot.positive.svelte-1bplv7o{background:#27ae60}.tl-body.svelte-1bplv7o{flex:1}.tl-title.svelte-1bplv7o{font-size:13px;font-weight:700;color:#1a2a4a;margin-bottom:3px}.tl-desc.svelte-1bplv7o{font-size:13px;color:#555;line-height:1.6}.risk-list.svelte-1bplv7o{display:flex;flex-direction:column;gap:10px}.risk-item.svelte-1bplv7o{display:flex;align-items:flex-start;gap:12px;font-size:13px;color:#444;line-height:1.7}.risk-badge.svelte-1bplv7o{flex-shrink:0;font-size:11px;font-weight:700;padding:2px 8px;border-radius:4px;margin-top:2px}.risk-badge.high.svelte-1bplv7o{background:#fee2e2;color:#c0392b}.risk-badge.mid.svelte-1bplv7o{background:#fff3cd;color:#a07000}.usage-list.svelte-1bplv7o{display:flex;flex-direction:column;gap:14px}.usage-item.svelte-1bplv7o{display:flex;align-items:flex-start;gap:14px;font-size:14px;color:#444;line-height:1.7}.usage-icon.svelte-1bplv7o{width:28px;height:28px;border-radius:50%;background:#4f86c6;color:#fff;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}.back-link.svelte-1bplv7o{margin-top:32px;font-size:13px}.back-link.svelte-1bplv7o a:where(.svelte-1bplv7o){color:#4f86c6;text-decoration:none}.back-link.svelte-1bplv7o a:where(.svelte-1bplv7o):hover{text-decoration:underline}