.guide-page{background:var(--color-bg,#f4f5f7);color:var(--color-text,#121316);flex-direction:column;min-height:100vh;display:flex}.guide-shell{width:100%;max-width:1200px;padding:var(--space-6) 1.5rem 4rem;flex:1;margin:0 auto}.guide-page-header{margin-bottom:var(--space-5);border-bottom:1px solid var(--color-border,var(--color-border));flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:1.5rem;padding-bottom:1.25rem;display:flex}.guide-page-title-wrap{flex:1;min-width:280px}.guide-badge-pill{background:var(--color-surface-raised);border:1px solid var(--color-border);color:var(--color-brand-accent,#6b2936);text-transform:uppercase;letter-spacing:.04em;border-radius:9999px;align-items:center;gap:6px;margin-bottom:.5rem;padding:3px 9px;font-size:11.5px;font-weight:600;display:inline-flex}.guide-page-title{font-family:var(--font-brand,"Plus Jakarta Sans", sans-serif);color:var(--color-text,#121316);letter-spacing:-.02em;margin:0 0 .4rem;font-size:clamp(1.8rem,2vw + 1rem,2.3rem);font-weight:700}.guide-page-desc{color:var(--color-text-secondary,#525866);max-width:760px;margin:0;font-size:13.5px;line-height:1.45}.guide-header-actions{align-items:center;gap:.75rem;display:flex}.guide-header-btn{background:var(--color-surface-raised);border:1px solid var(--color-border-strong,var(--color-border-strong));height:36px;color:var(--color-text,#121316);border-radius:6px;align-items:center;gap:.5rem;padding:0 1rem;font-size:13px;font-weight:500;text-decoration:none;transition:all .12s;display:inline-flex}.guide-header-btn:hover{background:var(--color-paper-hover,#f1f3f5);border-color:#9ca3af}.guide-layout{grid-template-columns:280px 1fr;align-items:start;gap:2rem;display:grid}.guide-sidebar{top:calc(var(--header-height,56px) + 1.25rem);position:sticky}.guide-nav-menu{background:var(--color-surface);border:1px solid var(--color-border,var(--color-border));border-radius:8px;flex-direction:column;gap:.35rem;padding:.6rem;display:flex;box-shadow:0 1px 3px #0000000a}.guide-nav-tab{width:100%;color:var(--color-text-secondary,#525866);text-align:left;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;align-items:center;gap:.75rem;padding:.65rem .85rem;font-family:inherit;font-size:13px;text-decoration:none;transition:all .12s;display:flex}.guide-nav-tab:hover{background:var(--color-surface-raised);color:var(--color-text,#121316)}.guide-nav-tab.is-active{color:var(--color-text);border-color:var(--color-border-strong);background:#fdfbf7;border-left:3px solid #1a0e0e;font-weight:600}.guide-nav-icon{width:16px;height:16px;color:var(--color-text-muted);flex-shrink:0}.guide-nav-tab.is-active .guide-nav-icon{color:#1a0e0e}.guide-nav-text{flex-direction:column;gap:1px;min-width:0;display:flex}.guide-nav-title{white-space:nowrap;text-overflow:ellipsis;font-size:13px;line-height:1.3;overflow:hidden}.guide-nav-subtitle{color:var(--color-text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:11px;overflow:hidden}.guide-nav-tab.is-active .guide-nav-subtitle{color:var(--color-text-secondary)}.guide-main{min-width:0}.guide-chapter-card{background:var(--color-surface);border:1px solid var(--color-border,var(--color-border));border-radius:8px;margin-bottom:2rem;padding:2rem 2.25rem;display:none;box-shadow:0 1px 3px #0000000a}.guide-chapter-card.is-open{animation:.15s ease-out guideFade;display:block}@keyframes guideFade{0%{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}.guide-chapter-header{border-bottom:1px solid var(--color-border-subtle,var(--color-border-subtle));margin-bottom:1.75rem;padding-bottom:1.25rem}.guide-chapter-title{font-family:var(--font-brand,"Plus Jakarta Sans", sans-serif);color:var(--color-text,#121316);letter-spacing:-.015em;margin:0 0 .4rem;font-size:1.55rem;font-weight:700}.guide-chapter-desc{color:var(--color-text-secondary,#525866);margin:0;font-size:14px;line-height:1.5}.guide-section{margin-bottom:2.25rem}.guide-section:last-child{margin-bottom:0}.guide-section-heading{color:#1a0e0e;align-items:center;gap:.5rem;margin:0 0 .85rem;font-size:15px;font-weight:600;display:flex}.guide-prose{color:var(--color-text-secondary);margin:0 0 1rem;font-size:13.5px;line-height:1.6}.guide-prose code{background:var(--color-bg-subtle);border:1px solid var(--color-border);color:var(--color-text);border-radius:4px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:12px}.guide-cards-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.25rem;margin:1rem 0 1.5rem;display:grid}.guide-card{background:var(--color-surface-raised);border:1px solid var(--color-border,var(--color-border));border-radius:6px;padding:1.15rem 1.25rem}.guide-card-header{align-items:center;gap:.65rem;margin-bottom:.75rem;display:flex}.guide-card-badge{text-transform:uppercase;letter-spacing:.03em;border-radius:4px;padding:2px 8px;font-size:11px;font-weight:700}.guide-card-badge.journal{color:#0369a1;background:#e0f2fe;border:1px solid #bae6fd}.guide-card-badge.tva{color:#92400e;background:#fef3c7;border:1px solid #fde68a}.guide-card-title{color:var(--color-text);margin:0;font-size:13.5px;font-weight:600}.guide-checklist{flex-direction:column;gap:.65rem;margin:0;padding:0;list-style:none;display:flex}.guide-checklist li{color:var(--color-text-secondary);padding-left:1.25rem;font-size:13px;line-height:1.5;position:relative}.guide-checklist li:before{content:"→";color:var(--color-text-muted);font-weight:600;position:absolute;left:0}.guide-callout{background:var(--color-surface-raised);border:1px solid var(--color-border);border-left:3px solid var(--color-brand-accent,#6b2936);color:var(--color-text-secondary);border-radius:6px;margin:1.25rem 0;padding:1rem 1.25rem;font-size:13px;line-height:1.55}.guide-callout-warning{color:#854d0e;background:#fefce8;border-color:#fef08a #fef08a #fef08a #d97706}.guide-callout-info{color:#166534;background:#f0fdf4;border-color:#bbf7d0 #bbf7d0 #bbf7d0 #16a34a}.guide-table-wrap{border:1px solid var(--color-border,var(--color-border));border-radius:6px;margin:1rem 0 1.5rem;overflow-x:auto}.guide-table{border-collapse:collapse;text-align:left;width:100%;font-size:12.5px}.guide-table th{background:var(--color-surface-raised);color:var(--color-text-secondary);border-bottom:1px solid var(--color-border);white-space:nowrap;padding:.75rem 1rem;font-weight:600}.guide-table td{border-bottom:1px solid var(--color-border-subtle);color:var(--color-text-secondary);vertical-align:top;padding:.7rem 1rem}.guide-table tr:last-child td{border-bottom:none}.guide-table tr:hover td{background:var(--color-surface-raised)}.guide-key-chip{background:var(--color-surface-raised);border:1px solid var(--color-border-strong);color:var(--color-text);border-bottom-width:2px;border-radius:4px;padding:2px 7px;font-family:ui-monospace,monospace;font-size:11.5px;font-weight:600;display:inline-block;box-shadow:0 1px 2px #0000000d}.guide-badge-sample{white-space:nowrap;border-radius:4px;align-items:center;gap:5px;padding:2px 8px;font-size:11.5px;font-weight:600;display:inline-flex}.guide-badge-sample.badge-warning{color:#92400e;background:#fef3c7;border:1px solid #fde68a}.guide-badge-sample.badge-danger{color:#991b1b;background:#fee2e2;border:1px solid #fecaca}.guide-badge-sample.badge-settlement{color:#3730a3;background:#e0e7ff;border:1px solid #c7d2fe}.guide-badge-sample.badge-orange{color:#9a3412;background:#ffedd5;border:1px solid #fed7aa}.guide-badge-sample.badge-duplicate{color:#b91c1c;background:#fef2f2;border:1px solid #f87171}@media (width<=900px){.guide-layout{grid-template-columns:1fr;gap:1.25rem}.guide-sidebar{position:static}.guide-nav-menu{scrollbar-width:thin;flex-direction:row;padding:.4rem;overflow-x:auto}.guide-nav-tab{flex:none;width:auto;padding:.5rem .85rem}.guide-nav-tab.is-active{border-bottom:2px solid #1a0e0e;border-left-width:1px}.guide-nav-subtitle{display:none}.guide-chapter-card{padding:1.5rem 1.25rem}}