/* ============================================
   404NotFound — Constellation v2
   Minimal · Arcade · Mind-Map
   ============================================ */

:root {
  --primary: #7c5cfc;
  --accent: #00d4aa;
  --glow: rgba(124,92,252,0.3);
  --text: #e8e8e8;
  --text-dim: rgba(255,255,255,0.4);
  --text-muted: rgba(255,255,255,0.18);
  --bg: #080808;
  --font: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans SC","Microsoft YaHei",sans-serif;
  --mono: "SF Mono","Fira Code","JetBrains Mono",monospace;
  --radius: 10px;
  --ease: cubic-bezier(0.22,1,0.36,1);
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;overflow:hidden}
body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overflow:hidden;cursor:default}
::selection{background:var(--primary);color:#fff}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:2px}

/* ============================================
   Background
   ============================================ */
.bg-layer{position:fixed;inset:0;z-index:0}
.bg-image{
  position:absolute;inset:0;
  background:url('404beijing.png') center/cover no-repeat;
  filter:brightness(0.6) saturate(0.7) contrast(1.05);
  transition:filter 1.2s var(--ease),transform 1.5s var(--ease);
}
.bg-overlay{
  position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(8,8,8,0.3) 0%,rgba(8,8,8,0.55) 50%,rgba(8,8,8,0.75) 100%);
}
.bg-vignette{
  position:absolute;inset:0;
  box-shadow:inset 0 0 200px rgba(0,0,0,0.6);
}

/* ============================================
   Spotlight
   ============================================ */
.spotlight{
  position:fixed;pointer-events:none;z-index:1;
  width:600px;height:600px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,92,252,0.08) 0%,rgba(0,212,170,0.03) 30%,transparent 65%);
  transform:translate(-50%,-50%);
  transition:left 0.8s var(--ease),top 0.8s var(--ease),opacity 0.8s var(--ease);
  opacity:0;
}
.spotlight.visible{opacity:1}

/* ============================================
   Lines SVG
   ============================================ */
.lines{position:fixed;inset:0;z-index:1;pointer-events:none;width:100%;height:100%}
.lines polyline,.lines line{stroke:rgba(124,92,252,0.12);stroke-width:1;fill:none;transition:stroke 0.6s var(--ease)}

/* ============================================
   Nodes
   ============================================ */
.nodes{position:fixed;inset:0;z-index:2;pointer-events:none}
.node{
  position:absolute;pointer-events:all;cursor:pointer;
  transform:translate(-50%,-50%) scale(0.72);
  transition:transform 0.7s cubic-bezier(0.34,1.56,0.64,1),top 0.6s var(--ease),filter 0.6s var(--ease);
}
.node-ring{
  position:absolute;top:50%;left:50%;
  width:80px;height:80px;
  border:1.5px solid rgba(255,255,255,0.06);
  border-radius:50%;
  transform:translate(-50%,-50%);
  transition:all 0.6s var(--ease);
}
.node-label{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  opacity:0.5;transition:all 0.5s var(--ease);
}
.node-accent{font-size:20px;transition:all 0.5s var(--ease);color:var(--text-dim)}
.node-name{
  font-size:13px;font-weight:500;letter-spacing:1px;
  color:var(--text-dim);transition:all 0.5s var(--ease);
}

/* Hover */
.node:hover{cursor:pointer}
.node:hover .node-label{opacity:0.8}
.node:hover .node-ring{border-color:rgba(124,92,252,0.2)}

/* Active */
.node.active{z-index:5}
.node.active{transform:translate(-50%,-50%) scale(1.05)}
.node.active .node-label{opacity:1}
.node.active .node-name{color:var(--text)}
.node.active .node-accent{color:var(--primary);text-shadow:0 0 20px var(--glow);font-size:22px}
.node.active .node-ring{
  border-color:var(--primary);
  box-shadow:0 0 30px rgba(124,92,252,0.15),inset 0 0 30px rgba(124,92,252,0.05);
  animation:ringPulse 3s ease-in-out infinite;
}
@keyframes ringPulse{0%,100%{box-shadow:0 0 20px rgba(124,92,252,0.1),inset 0 0 20px rgba(124,92,252,0.03)}50%{box-shadow:0 0 40px rgba(124,92,252,0.2),inset 0 0 40px rgba(124,92,252,0.08)}}

/* Neighbor hint glow */
.node.near .node-ring{border-color:rgba(124,92,252,0.08)}

/* ============================================
   Content Panel
   ============================================ */
.panel{
  position:fixed;bottom:120px;left:50%;z-index:4;
  transform:translateX(-50%);
  width:480px;max-width:calc(100vw - 48px);
  max-height:40vh;
  background:rgba(15,15,15,0.82);
  backdrop-filter:blur(32px) saturate(1.5);
  -webkit-backdrop-filter:blur(32px) saturate(1.5);
  border:1px solid rgba(255,255,255,0.08);
  box-shadow:0 8px 48px rgba(0,0,0,0.5),0 0 80px rgba(124,92,252,0.04);
  border-radius:16px;
  padding:24px 28px;
  opacity:0;transform:translateX(-50%) translateY(12px);
  transition:opacity 0.6s var(--ease),transform 0.6s var(--ease),box-shadow 0.6s var(--ease);
  pointer-events:none;
  overflow-y:auto;
}
.panel.visible{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:all}
.panel-inner{position:relative}
.panel-close{
  position:absolute;top:0;right:0;z-index:10;
  width:28px;height:28px;border:none;border-radius:8px;
  background:rgba(255,255,255,0.04);color:var(--text-muted);
  font-size:14px;cursor:pointer;display:flex;
  align-items:center;justify-content:center;
  transition:all 0.25s;line-height:1;
}
.panel-close:hover{background:rgba(255,255,255,0.1);color:var(--text)}
.panel-hero .panel-close{display:none}
.panel-content{display:none}
.panel-content.active{display:block;animation:fadeSlide 0.4s var(--ease)}
@keyframes fadeSlide{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

.panel-title{
  font-size:15px;font-weight:600;
  margin-bottom:10px;
  letter-spacing:0.5px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.panel-sub{
  font-size:12px;color:var(--text-dim);margin-bottom:4px;
  font-family:var(--mono);
}
.panel-desc{
  font-size:13px;color:rgba(255,255,255,0.55);line-height:1.7;margin-bottom:10px;
}
.panel-body p{
  font-size:13px;color:rgba(255,255,255,0.55);line-height:1.8;margin-bottom:6px;
}
.panel-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.panel-tags span{
  padding:2px 10px;border-radius:12px;font-size:11px;
  background:rgba(124,92,252,0.1);color:var(--primary);
  border:1px solid rgba(124,92,252,0.06);
}

/* Skills mini */
.panel-skills{margin-top:12px}
.skill-bar-wrap{margin-bottom:6px}
.skill-bar-wrap:last-child{margin-bottom:0}
.skill-bar-header{display:flex;justify-content:space-between;font-size:11px;margin-bottom:2px}
.skill-bar-header .name{color:var(--text-dim)}
.skill-bar-header .pct{color:var(--text-muted);font-family:var(--mono)}
.skill-track{height:2px;background:rgba(255,255,255,0.04);border-radius:2px;overflow:hidden}
.skill-fill{height:100%;border-radius:2px;width:0;background:linear-gradient(90deg,var(--primary),var(--accent));transition:width 1s var(--ease)}

/* Works mini */
.works-mini{display:flex;flex-direction:column;gap:6px;max-height:24vh;overflow-y:auto;padding-right:4px}
.work-mini-item{
  display:flex;justify-content:space-between;align-items:center;
  padding:8px 12px;border-radius:var(--radius);
  transition:background 0.2s,transform 0.15s;text-decoration:none;color:inherit;
}
.work-mini-item:hover{background:rgba(255,255,255,0.03)}
.work-mini-item:active{background:rgba(124,92,252,0.1);transform:scale(0.98)}
.work-mini-title{font-size:13px;font-weight:500}
.work-mini-cat{
  font-size:10px;color:var(--accent);
  background:rgba(0,212,170,0.08);padding:1px 8px;border-radius:8px;
}
.work-mini-empty{font-size:12px;color:var(--text-muted);text-align:center;padding:16px}

/* Timeline mini */
.tl-mini{display:flex;flex-direction:column;gap:4px;max-height:24vh;overflow-y:auto;padding-right:4px}
.tl-mini-item{
  display:flex;gap:12px;padding:8px 0;
  border-bottom:1px solid rgba(255,255,255,0.03);
  transition:background 0.2s,transform 0.15s;
}
.tl-mini-date{
  font-size:11px;color:var(--primary);font-family:var(--mono);
  white-space:nowrap;padding-top:1px;min-width:60px;
}
.tl-mini-item:active{background:rgba(124,92,252,0.06);border-radius:6px;transform:scale(0.99)}
.tl-mini-title{font-size:12px;color:var(--text-dim)}
.tl-mini-desc{font-size:11px;color:var(--text-muted);margin-top:1px}
.tl-mini-empty{font-size:12px;color:var(--text-muted);text-align:center;padding:16px}

/* Contact mini */
.contact-mini{display:flex;gap:10px;margin-top:4px}
.contact-mini-link{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:var(--radius);
  font-size:13px;color:var(--text-dim);
  border:1px solid rgba(255,255,255,0.04);
  transition:all 0.25s;text-decoration:none;
}
.contact-mini-link:hover{
  border-color:var(--primary);color:var(--text);
  background:rgba(124,92,252,0.05);
}

/* ============================================
   Bottom Bar
   ============================================ */
.bar{
  position:fixed;bottom:36px;left:0;right:0;z-index:6;
  height:48px;
  background:rgba(8,8,8,0.6);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-top:1px solid rgba(255,255,255,0.03);
}
.bar-inner{
  max-width:800px;margin:0 auto;height:100%;
  display:flex;align-items:center;justify-content:center;
  padding:0 24px;
}
.bar-name{
  font-size:12px;font-weight:600;letter-spacing:2px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  flex:1;
}
.bar-dots{display:flex;gap:8px}
.bar-dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--text-muted);transition:all 0.5s var(--ease);
}
.bar-dot.active{background:var(--primary);box-shadow:0 0 12px var(--glow);width:20px;border-radius:3px}
.bar-hint{
  font-size:11px;color:var(--text-muted);font-family:var(--mono);
  letter-spacing:0.5px;flex:1;text-align:right;
}

/* ============================================
   Footer Bar
   ============================================ */
.fbar{
  position:fixed;bottom:0;left:0;right:0;z-index:5;
  height:36px;
  background:rgba(8,8,8,0.35);
  backdrop-filter:blur(12px) saturate(1.3);
  -webkit-backdrop-filter:blur(12px) saturate(1.3);
  border-top:1px solid rgba(255,255,255,0.04);
  transition:opacity 0.6s var(--ease);
}
.fbar-inner{
  max-width:800px;margin:0 auto;height:100%;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;
}
.fbar-links{
  display:flex;align-items:center;gap:14px;
  font-size:12px;
  overflow:hidden;
}
.fbar-link{
  color:var(--text-dim);text-decoration:none;
  transition:color 0.25s;
  white-space:nowrap;
}
.fbar-link:hover{color:var(--accent)}
.blog-fbar-link{color:var(--primary)!important;font-weight:600}
.blog-fbar-link:hover{color:var(--accent)!important}
.fbar-link-sep{color:var(--text-muted);opacity:0.15;font-size:10px}
.fbar-empty{font-size:12px;color:var(--text-dim);opacity:0.5}
.fbar-visitors{
  font-size:12px;color:var(--text-dim);font-family:var(--mono);
  white-space:nowrap;opacity:0.75;
}

@media(max-width:768px){
  .fbar-inner{padding:0 12px;gap:8px}
  .fbar-links{gap:8px;font-size:11px}
  .fbar-link-sep{display:none}
}

/* ============================================
   Loading Indicator
   ============================================ */
.loading{
  position:fixed;inset:0;z-index:999;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg);
  transition:opacity 0.8s var(--ease);
  pointer-events:none;
}
.loading.hide{opacity:0}
.loading-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--primary);
  animation:loadPulse 1s ease-in-out infinite;
}
@keyframes loadPulse{0%,100%{opacity:0.3;transform:scale(0.8)}50%{opacity:1;transform:scale(1.2)}}

/* ============================================
   Floating dust particles
   ============================================ */
.dust{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.dust-p{
  position:absolute;border-radius:50%;
  background:rgba(255,255,255,0.35);
  will-change:transform;pointer-events:none;
}

/* ============================================
   Hero Glass Mode
   ============================================ */
.bg-image.hero-mode{filter:brightness(1.0) saturate(0.6) blur(8px) contrast(1.1)}
.bg-overlay.hero-mode{background:none!important}

/* ============================================
   Child Nodes
   ============================================ */
.node-child{
  position:absolute;pointer-events:all;cursor:pointer;z-index:3;
  transform:translate(-50%,-50%) scale(0);opacity:0;
  transition:transform 0.5s cubic-bezier(0.22,1,0.36,1),opacity 0.4s ease;
}
.node-child.visible{transform:translate(-50%,-50%) scale(1);opacity:1}
.node-child .node-label{
  display:flex;flex-direction:row;align-items:center;gap:8px;
  opacity:0.7;filter:blur(0);
  padding:6px 14px;
  background:rgba(15,15,15,0.6);
  border:1px solid rgba(255,255,255,0.06);
  border-radius:8px;backdrop-filter:blur(8px);
  transition:all 0.3s var(--ease);
}
.node-child .node-accent{font-size:14px;color:var(--accent)}
.node-child .node-name{font-size:12px;font-weight:400;white-space:nowrap;color:var(--text-dim);letter-spacing:0.5px}
.node-child:hover .node-label{opacity:1;border-color:rgba(124,92,252,0.2);background:rgba(124,92,252,0.1)}
.node-child.active .node-label{opacity:1;border-color:var(--primary);background:rgba(124,92,252,0.15);box-shadow:0 0 20px rgba(124,92,252,0.1)}
.node-child.active .node-name{color:var(--text)}
.node-child.stagger-1{transition-delay:0.03s}
.node-child.stagger-2{transition-delay:0.06s}
.node-child.stagger-3{transition-delay:0.09s}
.node-child.stagger-4{transition-delay:0.12s}
.node-child.stagger-5{transition-delay:0.15s}
.node-child.stagger-6{transition-delay:0.18s}
.node-child.stagger-7{transition-delay:0.21s}
.node-child.stagger-8{transition-delay:0.24s}

/* ============================================
   Focus / Zoom Mode
   ============================================ */
.nodes.focus-mode .node:not(.active):not(.expanded){
  opacity:0.15;pointer-events:none;transition:opacity 0.6s var(--ease)
}
.nodes.focus-mode .node{transition:opacity 0.6s var(--ease)}
.node.mindmap-hidden{opacity:0!important;pointer-events:none!important}
.node.mindmap-root{z-index:10}

/* ============================================
   Connection Line Effects
   ============================================ */
@keyframes dashFlow{0%{stroke-dashoffset:24}100%{stroke-dashoffset:0}}
.lines .line-flow{stroke:rgba(124,92,252,0.4);stroke-width:1.5;stroke-dasharray:6 4;animation:dashFlow 1.2s linear infinite}
.lines .line-child{stroke:rgba(0,212,170,0.5);stroke-width:1.5;fill:none;stroke-dasharray:4 4;opacity:0;transition:opacity 0.8s var(--ease)}
.lines .line-child.visible{opacity:1}

/* Reduced line density when panel is open */
.lines.panel-shifted .line-glow{opacity:0.35}
.lines.panel-shifted .line-flow{opacity:0.25;stroke-dasharray:4 6}
.lines.panel-shifted .line-child{opacity:0.3}
.lines.panel-shifted .line-child.visible{opacity:0.3}

/* ============================================
   Mobile: vertical fallback
   ============================================ */
@media(max-width:768px){
  body{overflow-y:auto;overflow-x:hidden;touch-action:manipulation}
  .nodes{position:relative;inset:auto;padding:80px 20px 100px;display:flex;flex-direction:column;align-items:center;gap:12px}
  .node{position:relative;inset:auto!important;transform:none!important;pointer-events:all;width:100%;max-width:400px;opacity:1!important;transition:transform 0.15s!important}
  .node:active{transform:scale(0.96)!important}
  .node-label{flex-direction:row;gap:10px;opacity:0.7;filter:blur(0);padding:14px 20px;background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.06);border-radius:12px;width:100%}
  .node-ring{display:none}
  .node.active .node-label{opacity:1;border-color:var(--primary);background:rgba(124,92,252,0.06)}
  .lines{display:none}
  .spotlight{display:none}
  .panel{position:relative;bottom:auto;left:auto;transform:none;width:100%;max-width:100vw;margin:0;border-radius:0;border-left:none;border-right:none;background:rgba(10,10,10,0.6);padding:20px;max-height:none;box-shadow:none}
  .panel.visible{transform:none}
  .panel-inner{position:relative}
  .panel-title{font-size:14px}
  .panel-sub{font-size:11px}
  .node-child{position:relative!important;inset:auto!important;transform:none!important;opacity:1;width:100%;max-width:360px;margin:4px auto;transition:transform 0.15s!important}
  .node-child:active{transform:scale(0.96)!important}
  .node-child.visible{transform:none!important;opacity:1}
  .node-child .node-label{width:100%;padding:10px 16px;opacity:0.8}
  .nodes.focus-mode .node{opacity:1!important;pointer-events:all!important}
  .nodes.focus-mode .node:not(.active):not(.expanded){opacity:0.5!important;pointer-events:all!important}
  .bar{position:relative;margin-top:0;bottom:auto}
  .bar-inner{padding:0 16px;gap:8px}
  .bar-hint{display:none}
  .bar-name{font-size:11px;letter-spacing:1px}
  .fbar{position:relative;bottom:auto;margin-top:0}
  .fbar-inner{padding:0 12px;gap:8px}
  .fbar-links{flex-wrap:wrap;gap:6px}
  .skill-bar-header .pct{font-size:10px}
  .work-mini-item{padding:10px 14px}
  .work-mini-title{font-size:13px}
  .tl-mini-item{padding:10px 0;gap:10px}
  .tl-mini-date{font-size:11px;min-width:70px}
  .contact-mini-link{font-size:12px;padding:6px 14px}
  .dust{display:none}
}
@media(max-width:480px){
  .panel{padding:16px;max-height:55vh}
  .contact-mini{flex-direction:column}
  .node{max-width:100%}
  .node-child{max-width:100%}
}

/* ============================================
   Blog Slide-in Panel
   ============================================ */

/* Right-edge trigger tab */
.blog-trigger{
  position:fixed;right:0;top:50%;z-index:10;
  transform:translateY(-50%) rotate(90deg);
  transform-origin:right center;
  background:rgba(124,92,252,0.12);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(124,92,252,0.2);
  border-right:none;
  padding:6px 14px;
  font-size:11px;font-weight:600;letter-spacing:2px;
  color:var(--primary);
  cursor:pointer;
  border-radius:8px 0 0 8px;
  transition:all 0.3s var(--ease);
  user-select:none;
}
.blog-trigger:hover{
  background:rgba(124,92,252,0.25);
  padding-right:18px;
}
.blog-trigger.open{
  right:-80px;
  opacity:0;
  pointer-events:none;
}

/* Panel overlay */
.blog-panel{
  position:fixed;top:0;right:0;z-index:20;
  width:420px;max-width:92vw;
  height:100vh;
  background:rgba(10,10,10,0.92);
  backdrop-filter:blur(40px) saturate(1.5);
  -webkit-backdrop-filter:blur(40px) saturate(1.5);
  border-left:1px solid rgba(255,255,255,0.06);
  box-shadow:-8px 0 48px rgba(0,0,0,0.6);
  transform:translateX(100%);
  transition:transform 0.5s cubic-bezier(0.22,1,0.36,1);
  overflow-y:auto;
}
.blog-panel.open{
  transform:translateX(0);
}
.blog-panel.fullscreen{
  width:100vw;max-width:100vw;
  box-shadow:none;
  border-left:none;
}
.blog-panel.fullscreen .blog-panel-inner{
  max-width:800px;margin:0 auto;
}
.blog-panel-inner{
  padding:32px 28px;
  position:relative;
}
.blog-close{
  position:absolute;top:24px;right:24px;z-index:5;
  width:32px;height:32px;border:none;border-radius:8px;
  background:rgba(255,255,255,0.04);color:var(--text-dim);
  font-size:16px;cursor:pointer;display:flex;
  align-items:center;justify-content:center;
  transition:all 0.25s;
}
.blog-close:hover{background:rgba(255,255,255,0.1);color:var(--text)}
.blog-expand{
  position:absolute;top:24px;right:64px;z-index:5;
  width:32px;height:32px;border:none;border-radius:8px;
  background:rgba(255,255,255,0.04);color:var(--text-dim);
  font-size:18px;cursor:pointer;display:flex;
  align-items:center;justify-content:center;
  transition:all 0.25s;line-height:1;
}
.blog-expand:hover{background:rgba(255,255,255,0.1);color:var(--text)}
.blog-title{
  font-size:20px;font-weight:700;
  margin-bottom:28px;padding-right:40px;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}

/* Blog search */
.blog-search{
  width:100%;padding:10px 14px;margin-bottom:16px;
  border:1px solid rgba(255,255,255,0.08);
  border-radius:8px;
  background:rgba(255,255,255,0.03);
  color:var(--text);font-size:13px;
  font-family:var(--font);
  outline:none;transition:border-color 0.25s;
}
.blog-search:focus{border-color:var(--primary)}
.blog-search::placeholder{color:var(--text-muted)}

/* Blog pagination */
.blog-pages{
  display:flex;align-items:center;justify-content:center;
  gap:16px;margin-top:24px;padding-top:16px;
  border-top:1px solid rgba(255,255,255,0.04);
}
.blog-page-btn{
  font-size:12px;color:var(--primary);
  cursor:pointer;transition:color 0.25s;
  user-select:none;
}
.blog-page-btn:hover{color:var(--accent)}
.blog-page-info{
  font-size:11px;color:var(--text-muted);
  font-family:var(--mono);
}

/* Blog list items */
.blog-list-item{
  padding:20px 0;
  border-bottom:1px solid rgba(255,255,255,0.04);
  cursor:pointer;
  transition:all 0.25s;
}
.blog-list-item:hover{
  padding-left:12px;
}
.blog-list-item:last-child{border-bottom:none}
.blog-list-date{
  font-size:11px;color:var(--text-dim);
  font-family:var(--mono);
  display:block;margin-bottom:6px;
}
.blog-list-item-title{
  font-size:15px;font-weight:600;
  color:var(--text);
  margin-bottom:4px;
  line-height:1.4;
}
.blog-list-item:hover .blog-list-item-title{
  color:var(--primary);
}
.blog-list-item-preview{
  font-size:13px;color:var(--text-dim);
  line-height:1.6;
  display:-webkit-box;
  -webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.blog-list-empty{
  text-align:center;padding:40px 0;
  color:var(--text-muted);font-size:14px;
}

/* Blog detail view */
.blog-detail{
  display:none;
  animation:fadeSlide 0.3s var(--ease);
}
.blog-detail.active{display:block}
.blog-detail-back{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--text-dim);font-size:13px;
  cursor:pointer;margin-bottom:20px;
  transition:color 0.2s;
}
.blog-detail-back:hover{color:var(--primary)}
.blog-detail-date{
  font-size:12px;color:var(--text-dim);
  font-family:var(--mono);
  margin-bottom:12px;display:block;
}
.blog-detail h1{
  font-size:22px;font-weight:700;
  margin-bottom:20px;line-height:1.3;
}
.blog-detail-content{
  font-size:14px;line-height:1.8;
  color:rgba(255,255,255,0.85);
  word-wrap:break-word;
}
.blog-detail-content h2{
  font-size:17px;font-weight:600;
  margin:24px 0 12px;
  color:var(--text);
}
.blog-detail-content p{
  margin-bottom:14px;
}
.blog-detail-content pre{
  background:rgba(0,0,0,0.4);
  border:1px solid rgba(255,255,255,0.06);
  border-radius:8px;padding:16px;
  overflow-x:auto;margin:14px 0;
  font-size:13px;
  font-family:var(--mono);
}
.blog-detail-content code{
  font-family:var(--mono);
  font-size:13px;
}
.blog-detail-content pre code{
  background:none;padding:0;
}
.blog-detail-content a{
  color:var(--primary);
  text-decoration:underline;
}
.blog-detail-content img{
  max-width:100%;border-radius:8px;
  margin:14px 0;
}

/* MD rendered block */
.md-rendered{}
.latex-fallback{
  padding:10px 16px;margin:12px 0;
  background:rgba(0,0,0,0.2);border-radius:6px;
  font-family:var(--mono);font-size:14px;text-align:center;
  color:var(--accent);
}
.md-rendered h1,.md-rendered h2,.md-rendered h3,.md-rendered h4,.md-rendered h5,.md-rendered h6{
  margin:1.2em 0 0.5em;font-weight:600;line-height:1.3;
  color:var(--text);
}
.md-rendered h1{font-size:20px}
.md-rendered h2{font-size:17px;margin-top:1.5em}
.md-rendered h3{font-size:15px}
.md-rendered p{margin-bottom:12px}
.md-rendered ul,.md-rendered ol{padding-left:22px;margin-bottom:12px}
.md-rendered li{margin-bottom:4px;line-height:1.7}
.md-rendered code{
  font-family:var(--mono);font-size:13px;
  background:rgba(0,0,0,0.3);padding:1px 5px;border-radius:4px;
}
.md-rendered pre{margin:12px 0}
.md-rendered pre code{
  display:block;padding:14px 16px;
  background:rgba(0,0,0,0.35);
  border:1px solid rgba(255,255,255,0.06);
  border-radius:8px;overflow-x:auto;
}
.md-rendered hr{border:none;border-top:1px solid rgba(255,255,255,0.08);margin:20px 0}
.md-rendered a{color:var(--primary);text-decoration:underline}
.md-rendered img{max-width:100%;border-radius:8px;margin:14px 0}

/* Mobile: full-width blog panel */
@media(max-width:768px){
  .blog-panel{width:100vw;max-width:100vw;height:100dvh;z-index:30}
  .blog-trigger{
    display:flex;align-items:center;justify-content:center;
    position:fixed;right:16px;bottom:86px;top:auto;
    transform:none;border-radius:20px;
    padding:8px 18px;z-index:25;
    background:rgba(124,92,252,0.2);
    border:1px solid rgba(124,92,252,0.3);
  }
  .blog-trigger.open{display:none}
  .blog-panel-inner{padding:24px 20px 40px}
  .blog-title{font-size:18px;margin-bottom:20px}
  .blog-detail h1{font-size:18px}
  .blog-detail-content{font-size:13px;line-height:1.7}
  .blog-list-item{padding:16px 0}
}