:root{--hist-muted-bg:rgba(var(--bg-color-rgb,255,255,255),0.78);--hist-soft-border:color-mix(in srgb,var(--border-color) 76%,transparent);--hist-shadow:0 16px 42px rgba(15,23,42,0.06);--hist-shadow-lg:0 22px 58px rgba(15,23,42,0.1)}[data-theme=dark]{--hist-shadow:0 18px 48px rgba(0,0,0,0.32);--hist-shadow-lg:0 24px 64px rgba(0,0,0,0.45)}body{overflow-x:hidden}.hist-main{padding-top:28px;padding-bottom:88px}.hist-action{min-height:36px;display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--card-bg);color:var(--text-primary);font-size:.86rem;font-weight:650;line-height:1;padding:0 14px;cursor:pointer;text-decoration:none;transition:border-color .2s,background-color .2s,color .2s,transform .2s}.hist-action:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}.hist-action.primary{background:var(--accent);border-color:var(--accent);color:#ffffff}.hist-action.primary:hover{color:#ffffff;opacity:.94}.hist-action.subtle{background:transparent}.chronicle-hero,.chronicle-shell{display:flex;flex-direction:column;gap:28px}.chronicle-hero{position:relative;border:1px solid var(--border-color);border-radius:var(--radius-md);background:radial-gradient(circle at 92% 8%,rgba(217,119,6,.12),transparent 42%),radial-gradient(circle at 8% 92%,rgba(88,166,255,.08),transparent 45%),var(--card-bg);padding:clamp(22px,3.5vw,38px);box-shadow:var(--hist-shadow)}.chronicle-hero-top{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.9fr);gap:28px;align-items:end}.chronicle-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:5px 12px;border-radius:999px;background:var(--accent-low);border:1px solid color-mix(in srgb,var(--accent) 32%,var(--border-color));color:var(--accent);font-size:.78rem;font-weight:750;letter-spacing:.02em;margin-bottom:14px}.chronicle-title{font-size:clamp(1.9rem,3.6vw,2.85rem);font-weight:900;letter-spacing:-.025em;line-height:1.16;color:var(--text-primary);margin:0 0 14px}.chronicle-title-accent{color:var(--accent);margin:0 .14em}.chronicle-subtitle{font-size:.98rem;color:var(--text-secondary);line-height:1.78;margin:0;max-width:680px}.chronicle-kpi-grid{display:grid;grid-template-columns:repeat(2,minmax(120px,1fr));gap:12px}.chronicle-kpi-card{display:flex;flex-direction:column;padding:14px 18px;border-radius:var(--radius-sm);background:var(--bg-color);border:1px solid var(--border-color)}.chronicle-kpi-val{font-size:1.45rem;font-weight:850;color:var(--text-primary);line-height:1.15}.chronicle-kpi-lbl{font-size:.78rem;color:var(--text-secondary);font-weight:650;margin-top:4px}.chronicle-stage-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.9fr);gap:20px;padding-top:24px;border-top:1px solid var(--hist-soft-border)}.chronicle-spotlight-card{position:relative;display:flex;flex-direction:column;justify-content:space-between;padding:24px;border-radius:var(--radius-md);border:1px solid color-mix(in srgb,rgb(var(--spot-rgb,217,119,6)) 38%,var(--border-color));background:linear-gradient(135deg,rgba(var(--spot-rgb,217,119,6),.1),transparent 55%),var(--bg-color)}.chronicle-project-banner-badges,.chronicle-spotlight-badges,.event-detail-badges{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:14px}.chronicle-badge{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:999px;font-size:.75rem;font-weight:750;border:1px solid var(--border-color);background:var(--card-bg);color:var(--text-secondary);text-decoration:none}.chronicle-badge.highlight{background:var(--accent);border-color:var(--accent);color:#ffffff}.chronicle-badge.category{background:rgba(var(--cat-rgb,217,119,6),.14);border-color:rgba(var(--cat-rgb,217,119,6),.36);color:var(--text-primary)}.chronicle-badge.project{background:rgba(var(--proj-rgb,88,166,255),.12);border-color:rgba(var(--proj-rgb,88,166,255),.32);color:var(--text-primary)}.chronicle-badge.version{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;color:var(--accent);border-color:color-mix(in srgb,var(--accent) 40%,var(--border-color))}.chronicle-spotlight-title{font-size:clamp(1.3rem,2.2vw,1.68rem);font-weight:850;line-height:1.3;margin:0 0 8px}.chronicle-spotlight-title a{color:var(--text-primary);text-decoration:none;transition:color .2s}.chronicle-spotlight-title a:hover{color:var(--accent)}.chronicle-spotlight-sub{font-size:.92rem;font-weight:650;color:var(--text-secondary);margin:0 0 10px}.chronicle-spotlight-summary{font-size:.92rem;color:var(--text-secondary);line-height:1.68;margin:0 0 14px}.chronicle-card-highlights,.chronicle-spotlight-highlights,.event-highlights-list{list-style:none;padding:0;margin:0 0 16px;display:flex;flex-direction:column;gap:8px}.chronicle-card-highlights li,.chronicle-spotlight-highlights li,.event-highlights-list li{display:flex;align-items:flex-start;gap:8px;font-size:.86rem;line-height:1.55;color:var(--text-primary)}.chronicle-card-highlights li svg,.chronicle-spotlight-highlights li svg,.event-highlights-list li svg{color:var(--accent);flex:0 0 auto;margin-top:3px}.chronicle-spotlight-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:14px;border-top:1px solid var(--hist-soft-border)}.chronicle-meta-inline{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:.8rem;color:var(--text-secondary)}.chronicle-meta-inline span{display:inline-flex;align-items:center;gap:5px}.chronicle-cta-link{display:inline-flex;align-items:center;gap:6px;font-size:.88rem;font-weight:750;color:var(--accent);text-decoration:none}.chronicle-pulse-panel{display:flex;flex-direction:column;padding:20px;border-radius:var(--radius-md);border:1px solid var(--border-color);background:var(--bg-color)}.chronicle-pulse-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.chronicle-pulse-eyebrow{display:block;font-size:.7rem;font-weight:800;letter-spacing:.08em;color:var(--accent)}.chronicle-pulse-header h3{font-size:1.02rem;font-weight:800;margin:2px 0 0;color:var(--text-primary)}.chronicle-text-btn{border:0;background:transparent;color:var(--accent);font-size:.8rem;font-weight:700;cursor:pointer;padding:4px 8px;border-radius:6px}.chronicle-text-btn:hover{background:var(--accent-low)}.chronicle-pulse-list{display:flex;flex-direction:column;gap:10px}.chronicle-pulse-item{display:flex;flex-direction:column;gap:5px;padding:11px 13px;border-radius:var(--radius-sm);border:1px solid var(--hist-soft-border);background:var(--card-bg);text-decoration:none;transition:border-color .2s,transform .2s}.chronicle-pulse-item:hover{border-color:var(--accent);transform:translateX(3px)}.chronicle-pulse-item-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:.74rem}.chronicle-mini-tag{padding:2px 7px;border-radius:5px;font-weight:750;background:rgba(var(--cat-rgb,217,119,6),.15);color:var(--text-primary)}.chronicle-pulse-proj{font-weight:700;color:var(--accent)}.chronicle-pulse-date{margin-left:auto;color:var(--text-secondary)}.chronicle-pulse-title{font-size:.88rem;font-weight:750;color:var(--text-primary);line-height:1.4}.chronicle-projects-section{border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--card-bg);padding:22px 24px;box-shadow:var(--hist-shadow);display:flex;flex-direction:column;gap:16px}.chronicle-section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.chronicle-section-head h2{font-size:1.12rem;font-weight:850;margin:0;color:var(--text-primary)}.chronicle-section-head p{font-size:.86rem;color:var(--text-secondary);margin:4px 0 0}.chronicle-project-strip{display:flex;flex-wrap:wrap;gap:10px}.chronicle-project-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-primary);font-size:.85rem;font-weight:700;cursor:pointer;transition:border-color .2s,background-color .2s,transform .2s}.chronicle-project-pill:hover{border-color:rgb(var(--proj-rgb));background:rgba(var(--proj-rgb),.08);transform:translateY(-1px)}.chronicle-project-pill.active{border-color:rgb(var(--proj-rgb));background:rgba(var(--proj-rgb),.16);box-shadow:0 0 0 1px rgb(var(--proj-rgb))}.chronicle-project-dot{width:8px;height:8px;border-radius:50%;background:rgb(var(--proj-rgb))}.chronicle-project-count{font-size:.74rem;padding:1px 7px;border-radius:999px;background:var(--card-bg);color:var(--text-secondary);border:1px solid var(--hist-soft-border)}.chronicle-project-banner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:18px 20px;border-radius:var(--radius-sm);border:1px solid rgba(var(--proj-rgb),.4);background:linear-gradient(90deg,rgba(var(--proj-rgb),.1),transparent 70%),var(--bg-color)}.chronicle-project-banner-main h3{font-size:1.15rem;font-weight:850;margin:0 0 6px;color:var(--text-primary)}.chronicle-project-banner-main p{font-size:.88rem;color:var(--text-secondary);margin:0;max-width:660px}.chronicle-project-banner-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.chronicle-control-bar{position:sticky;top:74px;z-index:45;display:flex;flex-direction:column;gap:12px;padding:14px 18px;border-radius:var(--radius-md);background:color-mix(in srgb,var(--card-bg) 92%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid var(--border-color);box-shadow:var(--hist-shadow)}.chronicle-control-row{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}.chronicle-category-tabs{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none}.chronicle-category-tabs::-webkit-scrollbar{display:none}.chronicle-cat-tab{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-secondary);font-size:.85rem;font-weight:700;white-space:nowrap;cursor:pointer;transition:all .2s}.chronicle-cat-tab small{font-size:.74rem;opacity:.78}.chronicle-cat-tab:hover{border-color:rgb(var(--cat-rgb,217,119,6));color:var(--text-primary)}.chronicle-cat-tab.active{background:rgb(var(--cat-rgb,217,119,6));border-color:rgb(var(--cat-rgb,217,119,6));color:#ffffff}.chronicle-tools-group{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.chronicle-search-box{position:relative;display:flex;align-items:center}.chronicle-search-icon{position:absolute;left:11px;color:var(--text-secondary);pointer-events:none}.chronicle-search-box input{height:36px;width:220px;padding:0 30px 0 32px;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-primary);font-size:.84rem;outline:none;transition:border-color .2s,width .2s}.chronicle-search-box input:focus{border-color:var(--accent);width:260px}.chronicle-search-clear{position:absolute;right:8px;border:0;background:transparent;color:var(--text-secondary);cursor:pointer;display:inline-flex;padding:3px}.chronicle-reset-btn,.chronicle-sort-btn{height:36px;display:inline-flex;align-items:center;gap:6px;padding:0 13px;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-primary);font-size:.82rem;font-weight:700;cursor:pointer;white-space:nowrap;transition:border-color .2s,color .2s}.chronicle-reset-btn:hover,.chronicle-sort-btn:hover{border-color:var(--accent);color:var(--accent)}.chronicle-era-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:10px;border-top:1px solid var(--hist-soft-border);overflow-x:auto;scrollbar-width:none}.chronicle-era-row::-webkit-scrollbar{display:none}.era-pills{display:flex;align-items:center;gap:8px}.era-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-secondary);font-size:.82rem;font-weight:650;white-space:nowrap;cursor:pointer;transition:all .2s}.era-pill:hover{color:var(--text-primary)}.era-pill.active,.era-pill:hover{border-color:var(--era-color,var(--accent))}.era-pill.active{background:var(--era-color,var(--accent));color:#ffffff}.chronicle-body-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:28px;align-items:start}.chronicle-left-rail{position:sticky;top:210px}.chronicle-rail-card{border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--card-bg);padding:18px;box-shadow:var(--hist-shadow);display:flex;flex-direction:column;gap:16px}.chronicle-rail-title{display:flex;align-items:center;gap:8px;font-size:.92rem;font-weight:800;color:var(--text-primary)}.chronicle-rail-desc{font-size:.8rem;color:var(--text-secondary);margin:-8px 0 0;line-height:1.5}.chronicle-rail-group{display:flex;flex-direction:column;gap:8px;padding-top:12px;border-top:1px solid var(--hist-soft-border)}.chronicle-rail-label{font-size:.72rem;font-weight:800;letter-spacing:.05em;color:var(--text-secondary);text-transform:uppercase}.chronicle-year-list{display:flex;flex-direction:column;gap:4px}.chronicle-year-link{display:flex;align-items:center;justify-content:space-between;padding:6px 10px;border-radius:8px;font-size:.82rem;color:var(--text-primary);text-decoration:none;transition:background-color .2s,color .2s}.chronicle-year-link span{font-size:.75rem;color:var(--text-secondary)}.chronicle-year-link:hover{background:var(--accent-low);color:var(--accent)}.chronicle-era-nav-list{display:flex;flex-direction:column;gap:6px}.chronicle-era-nav-item{display:flex;align-items:flex-start;gap:10px;padding:8px 10px;border-radius:8px;border:1px solid transparent;background:transparent;text-align:left;cursor:pointer;color:var(--text-primary);transition:all .2s}.chronicle-era-nav-item.active,.chronicle-era-nav-item:hover{background:var(--bg-color);border-color:var(--era-color,var(--accent))}.chronicle-era-nav-dot{width:9px;height:9px;border-radius:50%;background:var(--era-color,var(--accent));margin-top:5px;flex:0 0 auto}.chronicle-era-nav-copy strong{display:block;font-size:.84rem;font-weight:750}.chronicle-era-nav-copy small{display:block;font-size:.72rem;color:var(--text-secondary);margin-top:2px}.chronicle-stream-column{display:flex;flex-direction:column;gap:36px}.chronicle-era-section{display:flex;flex-direction:column;gap:20px}.chronicle-era-banner{padding:18px 22px;border-radius:var(--radius-md);border:1px solid color-mix(in srgb,var(--era-color,var(--accent)) 45%,var(--border-color));background:linear-gradient(90deg,color-mix(in srgb,var(--era-color,var(--accent)) 12%,transparent),transparent 75%),var(--card-bg);box-shadow:var(--hist-shadow)}.chronicle-era-banner-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.chronicle-era-badge{display:inline-flex;align-items:center;gap:7px;font-size:1rem;font-weight:850;color:var(--text-primary)}.chronicle-era-badge svg{color:var(--era-color,var(--accent))}.chronicle-era-period{font-size:.84rem;font-weight:650;color:var(--text-secondary)}.chronicle-era-count{margin-left:auto;font-size:.76rem;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--bg-color);border:1px solid var(--border-color);color:var(--text-secondary)}.chronicle-era-desc{margin:8px 0 0;font-size:.88rem;color:var(--text-secondary);line-height:1.6}.chronicle-events-track{position:relative;padding-left:28px;display:flex;flex-direction:column;gap:20px}.chronicle-events-track:before{content:"";position:absolute;left:9px;top:12px;bottom:12px;width:2px;background:color-mix(in srgb,var(--era-color,var(--accent)) 40%,var(--border-color))}.chronicle-event-item{position:relative}.chronicle-node-marker{position:absolute;left:-25px;top:24px;width:14px;height:14px;border-radius:50%;background:var(--card-bg);border:3px solid rgb(var(--cat-rgb,217,119,6));z-index:2;transition:transform .2s,background-color .2s}.chronicle-node-marker.milestone{width:18px;height:18px;left:-27px;border-width:4px;box-shadow:0 0 0 4px rgba(var(--cat-rgb,217,119,6),.18)}.chronicle-event-item:hover .chronicle-node-marker{transform:scale(1.2);background:rgb(var(--cat-rgb,217,119,6))}.chronicle-card{border-radius:var(--radius-md);background:var(--card-bg);border:1px solid var(--border-color);padding:22px 24px;box-shadow:var(--hist-shadow);transition:border-color .2s,transform .2s,box-shadow .2s}.chronicle-event-item.tier-milestone .chronicle-card{border-color:color-mix(in srgb,rgb(var(--cat-rgb,217,119,6)) 45%,var(--border-color));background:linear-gradient(135deg,rgba(var(--cat-rgb,217,119,6),.06),transparent 45%),var(--card-bg)}.chronicle-event-item.format-brief .chronicle-card{padding:18px 22px}.chronicle-card:hover{border-color:rgb(var(--cat-rgb,217,119,6));transform:translateY(-2px);box-shadow:var(--hist-shadow-lg)}.chronicle-card-header{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px;flex-wrap:wrap}.chronicle-card-meta-left{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.timeline-date-badge{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;border-radius:6px;background:var(--bg-color);border:1px solid var(--border-color)}.chronicle-card-cat-badge,.timeline-date-badge{font-weight:750;color:var(--text-primary);padding:4px 10px}.chronicle-card-cat-badge{border-radius:6px;font-size:.76rem;border:1px solid rgba(var(--cat-rgb,217,119,6),.35);background:rgba(var(--cat-rgb,217,119,6),.12);cursor:pointer}.chronicle-card-proj-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:6px;font-size:.76rem;font-weight:750;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-primary);cursor:pointer}.chronicle-card-proj-badge .proj-dot{width:7px;height:7px;border-radius:50%;background:rgb(var(--proj-rgb,88,166,255))}.chronicle-card-version{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.75rem;font-weight:700;padding:3px 8px;border-radius:6px;background:var(--accent-low);color:var(--accent)}.timeline-importance-badge{font-size:.74rem;font-weight:800;padding:4px 10px;border-radius:6px;border:1px solid var(--border-color)}.timeline-importance-badge.MILESTONE{background:var(--accent-low);border-color:var(--accent);color:var(--accent)}.timeline-importance-badge.MAJOR{background:var(--bg-color);color:var(--text-primary)}.timeline-importance-badge.MINOR{background:var(--bg-color);color:var(--text-secondary)}.chronicle-card-title{font-size:1.24rem;font-weight:850;line-height:1.35;margin:0 0 6px}.chronicle-card-title a{color:var(--text-primary);text-decoration:none;transition:color .2s}.chronicle-card-title a:hover{color:var(--accent)}.chronicle-card-subtitle{font-size:.9rem;font-weight:650;color:var(--text-secondary);margin:0 0 10px}.chronicle-card-summary{font-size:.92rem;color:var(--text-secondary);line-height:1.68;margin:0 0 14px}.chronicle-inline-preview{margin:14px 0;padding:16px 18px;border-radius:var(--radius-sm);border:1px solid var(--border-color);background:var(--bg-color)}.chronicle-inline-preview-head{display:flex;align-items:center;justify-content:space-between;font-size:.78rem;font-weight:750;color:var(--text-secondary);margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--hist-soft-border)}.chronicle-inline-preview-head a{color:var(--accent);text-decoration:none}.chronicle-inline-preview-body p{font-size:.88rem;color:var(--text-primary);line-height:1.72;margin:0 0 10px}.chronicle-inline-preview-body p:last-child{margin-bottom:0}.timeline-card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}.timeline-tag{display:inline-flex;align-items:center;gap:4px;font-size:.75rem;font-weight:650;color:var(--text-secondary);padding:3px 9px;border-radius:6px;background:var(--bg-color);border:1px solid var(--border-color)}.chronicle-card-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:12px;border-top:1px solid var(--hist-soft-border)}.chronicle-card-stats{font-size:.78rem;color:var(--text-secondary)}.chronicle-card-actions,.chronicle-card-stats{display:flex;align-items:center;gap:12px}.chronicle-expand-btn{display:inline-flex;align-items:center;gap:5px;padding:5px 10px;border-radius:6px;border:1px solid var(--border-color);background:var(--bg-color);color:var(--text-secondary);font-size:.8rem;font-weight:700;cursor:pointer}.chronicle-expand-btn:hover{border-color:var(--accent);color:var(--accent)}.timeline-read-btn{display:inline-flex;align-items:center;gap:6px;font-size:.86rem;font-weight:750;color:var(--accent);text-decoration:none;transition:gap .2s ease}.chronicle-card:hover .timeline-read-btn{gap:9px}.chronicle-empty-state{min-height:280px;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--card-bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:36px;text-align:center;color:var(--text-secondary)}.chronicle-empty-state strong{font-size:1.08rem;color:var(--text-primary)}.event-detail-shell{display:flex;flex-direction:column;gap:24px}.event-detail-topbar{justify-content:space-between;gap:12px}.event-detail-crumbs,.event-detail-topbar{display:flex;align-items:center;flex-wrap:wrap}.event-detail-crumbs{gap:8px}.event-detail-hero{padding:clamp(24px,4vw,38px);border-radius:var(--radius-md);border:1px solid var(--border-color);background:radial-gradient(circle at 90% 12%,rgba(var(--cat-rgb,217,119,6),.12),transparent 45%),var(--card-bg);box-shadow:var(--hist-shadow)}.event-detail-title{font-size:clamp(1.85rem,3.6vw,2.75rem);font-weight:900;line-height:1.18;color:var(--text-primary);margin:0}.event-detail-subtitle{font-size:1.08rem;color:var(--text-secondary);line-height:1.65;margin:10px 0 0}.article-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.article-meta span{min-height:34px;display:inline-flex;align-items:center;gap:7px;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-color);color:var(--text-secondary);font-size:.82rem;font-weight:650;padding:0 12px}.event-detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px;align-items:start}.event-detail-main{display:flex;flex-direction:column;gap:24px;min-width:0}.event-highlights-box{padding:20px 24px;border-radius:var(--radius-md);border:1px solid rgba(var(--cat-rgb,217,119,6),.38);background:linear-gradient(135deg,rgba(var(--cat-rgb,217,119,6),.09),transparent 65%),var(--card-bg);box-shadow:var(--hist-shadow)}.event-highlights-head{display:flex;align-items:center;gap:8px;color:var(--accent);font-size:.92rem;margin-bottom:12px}.article-body{border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--card-bg);box-shadow:var(--hist-shadow);padding:clamp(22px,4vw,44px);overflow:hidden}.event-context-StepNav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.event-step-card{display:flex;flex-direction:column;gap:6px;padding:18px 20px;border-radius:var(--radius-md);border:1px solid var(--border-color);background:var(--card-bg);text-decoration:none;transition:border-color .2s,transform .2s}.event-step-card:not(.empty):hover{border-color:var(--accent);transform:translateY(-2px)}.event-step-card.next{text-align:right;align-items:flex-end}.event-step-dir{display:inline-flex;align-items:center;gap:5px;font-size:.76rem;font-weight:750;color:var(--accent)}.event-step-card strong{font-size:.96rem;color:var(--text-primary);line-height:1.4}.event-step-card small{font-size:.76rem;color:var(--text-secondary)}.event-detail-sidebar{position:sticky;top:88px;display:flex;flex-direction:column;gap:18px}.event-sidebar-card{padding:20px;border-radius:var(--radius-md);border:1px solid var(--border-color);background:var(--card-bg);box-shadow:var(--hist-shadow);display:flex;flex-direction:column;gap:12px}.event-sidebar-head{display:flex;align-items:center;gap:8px;font-size:.82rem;font-weight:800;color:var(--accent);text-transform:uppercase}.event-sidebar-proj-title{font-size:1.08rem;font-weight:850;margin:0;color:var(--text-primary)}.event-sidebar-proj-desc{font-size:.84rem;color:var(--text-secondary);line-height:1.6;margin:0}.event-project-track{padding-top:10px;border-top:1px solid var(--hist-soft-border)}.event-project-track-label{display:block;font-size:.75rem;font-weight:750;color:var(--text-secondary);margin-bottom:10px}.event-project-track-list{list-style:none;padding:0 0 0 14px;margin:0;border-left:2px solid var(--border-color);display:flex;flex-direction:column;gap:10px}.event-project-track-list li{position:relative}.event-project-track-list li:before{content:"";position:absolute;left:-19px;top:6px;width:8px;height:8px;border-radius:50%;background:var(--border-color)}.event-project-track-list li.current:before{background:var(--accent);box-shadow:0 0 0 3px var(--accent-low)}.event-project-track-list a{display:flex;flex-direction:column;gap:2px;text-decoration:none;font-size:.82rem;color:var(--text-secondary)}.event-project-track-list a:hover,.event-project-track-list li.current a{color:var(--text-primary);font-weight:700}.track-node-meta{display:flex;align-items:center;gap:6px;font-size:.72rem;color:var(--text-secondary)}.track-node-meta 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strong{font-size:.85rem;color:var(--text-primary);line-height:1.4}.markdown-content{color:var(--text-primary);font-size:1rem;line-height:1.85;overflow-wrap:anywhere}.markdown-content>:first-child{margin-top:0}.markdown-content>:last-child{margin-bottom:0}.markdown-content h1,.markdown-content h2,.markdown-content h3,.markdown-content h4{color:var(--text-primary);letter-spacing:-.01em;line-height:1.3;margin:1.8em 0 .75em}.markdown-content h1{font-size:1.85rem}.markdown-content h2{font-size:1.45rem;border-bottom:1px solid var(--border-color);padding-bottom:.45em}.markdown-content h3{font-size:1.2rem}.markdown-content blockquote,.markdown-content ol,.markdown-content p,.markdown-content pre,.markdown-content table,.markdown-content ul{margin:0 0 1.15em}.markdown-content li,.markdown-content p{color:var(--text-secondary)}.markdown-content strong{color:var(--text-primary)}.markdown-content ol,.markdown-content ul{padding-left:1.4em}.markdown-content a{color:var(--accent)}.markdown-content blockquote{border-left:3px solid var(--accent);background:var(--accent-low);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:12px 16px}.markdown-content code{border:1px solid var(--border-color);border-radius:6px;background:var(--bg-color);padding:.14em .38em;font-size:.88em}.markdown-content pre{max-width:100%;overflow-x:auto;border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-color);padding:16px}.markdown-content pre code{border:0;background:transparent;padding:0}.markdown-content img{max-width:100%;height:auto;border-radius:var(--radius-sm);border:1px solid var(--border-color)}.markdown-content table{width:100%;border-collapse:collapse;display:block;overflow-x:auto}.markdown-content td,.markdown-content th{border:1px solid var(--border-color);padding:10px 12px;text-align:left}@media (max-width:1024px){.chronicle-body-layout,.chronicle-hero-top,.chronicle-stage-grid,.event-detail-grid{grid-template-columns:1fr}.chronicle-left-rail,.event-detail-sidebar{position:static}}@media (max-width:640px){.hist-main{padding-top:18px}.chronicle-control-bar{top:64px;padding:12px}.chronicle-search-box,.chronicle-search-box input,.chronicle-search-box input:focus,.chronicle-tools-group{width:100%}.chronicle-sort-btn{width:100%;justify-content:center}.event-context-StepNav{grid-template-columns:1fr}.event-step-card.next{text-align:left;align-items:flex-start}}.chronicle-year-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;border-radius:var(--radius-sm);background:var(--card-bg);border:1px solid var(--border-color)}.chronicle-year-badge{font-size:1.02rem;font-weight:850;color:var(--text-primary)}.chronicle-early-rail-link{display:flex;align-items:flex-start;gap:8px;padding:8px 10px;border-radius:8px;color:var(--text-secondary);text-decoration:none;font-size:.78rem;line-height:1.4;border:1px dashed var(--border-color);transition:border-color .2s,color .2s,background-color .2s}.chronicle-early-rail-link svg{margin-top:2px;flex-shrink:0}.chronicle-early-rail-link strong{display:block;font-size:.8rem;font-weight:700;color:var(--text-primary)}.chronicle-early-rail-link small{display:block;font-size:.72rem;color:var(--text-secondary);margin-top:2px}.chronicle-early-rail-link:hover{border-color:var(--accent);color:var(--accent);background:var(--bg-color)}.early-archive-box{margin-top:12px;border:1px dashed var(--border-color);border-radius:var(--radius-md);background:color-mix(in srgb,var(--card-bg) 75%,transparent);overflow:hidden;transition:border-color .2s,background-color .2s}.early-archive-box.is-open{border-style:solid;background:var(--card-bg)}.early-archive-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 18px;border:0;background:transparent;color:var(--text-secondary);text-align:left;cursor:pointer;transition:background-color .2s,color .2s}.early-archive-toggle:hover{background:var(--bg-color);color:var(--text-primary)}.early-archive-toggle-left{display:flex;align-items:center;gap:12px;min-width:0}.early-archive-icon{width:30px;height:30px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;background:var(--bg-color);border:1px solid var(--border-color);color:var(--text-secondary);flex-shrink:0}.early-archive-heading{display:flex;flex-direction:column;gap:2px;min-width:0}.early-archive-heading strong{font-size:.88rem;font-weight:750;color:var(--text-primary)}.early-archive-heading span{font-size:.78rem;color:var(--text-secondary)}.early-archive-btn-label{display:inline-flex;align-items:center;gap:5px;font-size:.8rem;font-weight:700;color:var(--text-secondary);white-space:nowrap;padding:5px 10px;border-radius:999px;border:1px solid var(--border-color);background:var(--bg-color)}.early-archive-body{padding:0 18px 18px;border-top:1px solid var(--hist-soft-border);display:flex;flex-direction:column;gap:16px}.early-archive-intro{margin:14px 0 0;font-size:.82rem;color:var(--text-secondary);line-height:1.6}.early-archive-stages{display:flex;flex-direction:column;gap:16px}.early-stage-group{padding:14px 16px;border-radius:var(--radius-sm);border:1px solid var(--border-color);background:var(--bg-color);display:flex;flex-direction:column;gap:10px}.early-stage-head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.early-stage-head strong{font-size:.9rem;font-weight:800;color:var(--text-primary)}.early-stage-head span{font-size:.76rem;font-weight:650;color:var(--text-secondary)}.early-stage-desc{margin:-4px 0 2px;font-size:.8rem;color:var(--text-secondary);line-height:1.5}.early-stage-list{display:flex;flex-direction:column;gap:8px}.early-event-row{display:grid;grid-template-columns:150px minmax(0,1fr) auto;align-items:center;gap:12px;padding:10px 12px;border-radius:8px;border:1px solid var(--hist-soft-border);background:var(--card-bg);text-decoration:none;transition:border-color .2s,transform .2s}.early-event-row:hover{border-color:var(--accent);transform:translateX(2px)}.early-event-meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:.75rem;color:var(--text-secondary)}.early-event-tag{padding:1px 6px;border-radius:4px;background:var(--bg-color);border:1px solid var(--border-color);font-size:.7rem;font-weight:650}.early-event-main{min-width:0}.early-event-main strong{display:block;font-size:.86rem;font-weight:750;color:var(--text-primary)}.early-event-main p{margin:2px 0 0;font-size:.78rem;color:var(--text-secondary);line-height:1.45}.early-event-arrow{display:inline-flex;align-items:center;gap:4px;font-size:.76rem;font-weight:700;color:var(--accent);white-space:nowrap}@media (max-width:640px){.early-archive-toggle{flex-direction:column;align-items:flex-start}.early-event-row{grid-template-columns:1fr;gap:6px}}