*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0a0a1a;--bg2:#12122e;--card:#161630;--border:#2a2a50;
  --text:#e0e0f0;--text-dim:#8888aa;--accent:#00f0ff;--accent2:#ff00aa;
  --accent3:#7c3aed;--green:#39ff14;--radius:16px;
  --font-jp:'M PLUS Rounded 1c',sans-serif;
  --font-tech:'Orbitron',monospace;
  --font-sc:'Noto Sans SC',sans-serif;
  --font-cn-title:'ZCOOL XiaoWei','Noto Sans SC',serif;
}
html{scroll-behavior:smooth;font-size:16px}
body{background:var(--bg);color:var(--text);font-family:var(--font-sc);
  line-height:1.8;overflow-x:hidden;min-height:100vh;font-weight:400;
  background-image:radial-gradient(circle at 20% 50%,rgba(124,58,237,.08),transparent 50%),
    radial-gradient(circle at 80% 20%,rgba(0,240,255,.06),transparent 50%),
    radial-gradient(circle at 50% 80%,rgba(255,0,170,.05),transparent 50%)}
a{color:inherit;text-decoration:none}
ul{list-style:none}
#particles{position:fixed;inset:0;pointer-events:none;z-index:0}
.particle{position:absolute;width:4px;height:4px;border-radius:50%;
  background:var(--accent);opacity:.3;animation:float linear infinite}
@keyframes float{0%{transform:translateY(100vh) scale(0)}10%{opacity:.6}
  90%{opacity:.6}100%{transform:translateY(-10vh) scale(1)}}
#matrix{position:fixed;inset:0;z-index:0;opacity:.04;pointer-events:none}
#header{position:fixed;top:0;left:0;right:0;z-index:100;transition:all .3s ease}
#header.scrolled{background:rgba(10,10,26,.85);backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.nav-container{max-width:1200px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-family:var(--font-tech);font-weight:900;font-size:1.3rem;
  display:flex;align-items:center;gap:2px}
.logo-bracket{color:var(--accent);animation:pulse 2s ease infinite}
.logo-text{background:linear-gradient(135deg,var(--accent),var(--accent2));
  -webkit-background-clip:text;background-clip:text;color:transparent;margin:0 4px}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.nav-links{display:flex;gap:8px;align-items:center}
.nav-links a{padding:8px 16px;border-radius:8px;font-size:.9rem;
  font-family:var(--font-tech);transition:all .2s;color:var(--text-dim)}
.nav-links a:hover{color:var(--accent);background:rgba(0,240,255,.1)}
.nav-toggle{display:none;flex-direction:column;gap:4px;background:none;
  border:none;cursor:pointer;padding:4px}
.nav-toggle span{width:24px;height:2px;background:var(--text);
  transition:all .3s;border-radius:2px}

/* Lang switch */
.lang-switch{position:relative;margin-left:8px}
.lang-btn{display:flex;align-items:center;gap:6px;padding:8px 12px;
  border-radius:8px;background:rgba(0,240,255,.08);border:1px solid var(--border);
  color:var(--text);cursor:pointer;font-family:var(--font-tech);font-size:.85rem;
  transition:all .2s}
.lang-btn:hover{border-color:var(--accent);color:var(--accent)}
.lang-dropdown{position:absolute;top:100%;right:0;margin-top:8px;
  display:none;flex-direction:column;gap:2px;background:rgba(18,18,46,.95);
  border:1px solid var(--border);border-radius:12px;padding:6px;min-width:120px;
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);z-index:200}
.lang-dropdown.open{display:flex}
.lang-dropdown button{padding:8px 16px;border-radius:8px;background:none;
  border:none;color:var(--text-dim);cursor:pointer;font-size:.9rem;
  text-align:left;transition:all .15s;font-family:var(--font-sc)}
.lang-dropdown button:hover{background:rgba(0,240,255,.1);color:var(--accent)}

/* Hero name */
.hero-name{display:flex;align-items:center;justify-content:center;gap:12px;
  margin-bottom:20px;font-family:var(--font-sc)}
.hero-cn{font-size:clamp(1.5rem,4vw,2rem);font-weight:700;color:var(--accent)}
.hero-sep{color:var(--text-dim);font-size:1.2rem}
.hero-en{font-family:var(--font-tech);font-size:clamp(1.2rem,3vw,1.6rem);
  color:var(--accent2);font-weight:700}

.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;z-index:1}
.hero-bg-grid{position:absolute;inset:0;
  background-image:linear-gradient(rgba(0,240,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,240,255,.05) 1px,transparent 1px);
  background-size:50px 50px;
  mask-image:radial-gradient(ellipse at center,black 30%,transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse at center,black 30%,transparent 80%)}
.hero-content{text-align:center;z-index:2;padding:0 24px;
  max-width:900px;animation:fadeInUp 1s ease}
.hero-badge{display:inline-block;padding:6px 20px;border-radius:20px;
  border:1px solid var(--accent);color:var(--accent);
  font-family:var(--font-jp);font-size:.85rem;margin-bottom:24px;
  background:rgba(0,240,255,.05);letter-spacing:2px}
.hero-title{font-family:var(--font-tech);font-size:clamp(2.5rem,8vw,5.5rem);
  font-weight:900;line-height:1;margin-bottom:12px}
.glitch{position:relative;color:var(--text);text-shadow:0 0 30px rgba(0,240,255,.3)}
.glitch::before,.glitch::after{content:attr(data-text);
  position:absolute;top:0;left:0;width:100%;height:100%}
.glitch::before{color:var(--accent2);animation:glitch-1 3s infinite;
  clip-path:polygon(0 0,100% 0,100% 33%,0 33%)}
.glitch::after{color:var(--accent);animation:glitch-2 3s infinite;
  clip-path:polygon(0 67%,100% 67%,100% 100%,0 100%)}
@keyframes glitch-1{0%,90%,100%{transform:translate(0)}
  92%{transform:translate(-2px,1px)}94%{transform:translate(2px,-1px)}
  96%{transform:translate(-1px,2px)}}
@keyframes glitch-2{0%,90%,100%{transform:translate(0)}
  93%{transform:translate(2px,-1px)}95%{transform:translate(-2px,1px)}
  97%{transform:translate(1px,-2px)}}
.hero-subtitle{font-size:clamp(1rem,3vw,1.4rem);color:var(--text-dim);
  margin-bottom:36px;font-family:var(--font-tech);min-height:1.6em}
.cursor{color:var(--accent);animation:blink .8s step-end infinite}
@keyframes blink{50%{opacity:0}}
.hero-links{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn-cyber{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;
  border-radius:12px;background:linear-gradient(135deg,var(--accent3),var(--accent2));
  color:#fff;font-family:var(--font-tech);font-weight:700;font-size:.95rem;
  border:none;cursor:pointer;transition:all .3s;position:relative;overflow:hidden}
.btn-cyber::before{content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  opacity:0;transition:opacity .3s}
.btn-cyber:hover::before{opacity:1}
.btn-cyber>*{position:relative;z-index:1}
.btn-cyber:hover{box-shadow:0 0 30px rgba(255,0,170,.4);transform:translateY(-2px)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;
  border-radius:12px;border:1px solid var(--border);color:var(--text);
  font-family:var(--font-tech);font-size:.95rem;transition:all .3s}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);background:rgba(0,240,255,.05)}
.btn-large{padding:16px 40px;font-size:1.1rem}
.scroll-indicator{position:absolute;bottom:30px;left:50%;
  transform:translateX(-50%);display:flex;flex-direction:column;
  align-items:center;gap:8px;color:var(--text-dim);font-size:.7rem;
  font-family:var(--font-tech);letter-spacing:2px}
.scroll-line{width:1px;height:40px;background:var(--accent);
  animation:scrollDown 2s ease infinite;transform-origin:top}
@keyframes scrollDown{0%{transform:scaleY(0);transform-origin:top}
  50%{transform:scaleY(1);transform-origin:top}
  51%{transform:scaleY(1);transform-origin:bottom}
  100%{transform:scaleY(0);transform-origin:bottom}}
.section{max-width:1000px;margin:0 auto;padding:120px 24px 80px;
  position:relative;z-index:1}
.section-center{text-align:center}
.section-title{font-family:var(--font-cn-title);font-size:clamp(1.5rem,4vw,2.5rem);font-weight:400;letter-spacing:2px;
  font-weight:700;margin-bottom:48px;display:flex;align-items:center;gap:16px}
.section-num{font-size:.8em;color:var(--accent);
  border:1px solid var(--accent);padding:4px 12px;border-radius:8px;
  font-family:var(--font-tech);letter-spacing:0}
.about-card{display:flex;gap:40px;align-items:stretch;flex-wrap:wrap;
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:40px}
.about-avatar{position:relative;width:120px;height:120px;flex-shrink:0}
.avatar-ring{position:absolute;inset:-4px;border-radius:50%;
  border:2px solid var(--accent);animation:spin 8s linear infinite}
.avatar-ring::before{content:'';position:absolute;inset:-4px;
  border-radius:50%;border:2px dashed var(--accent2);
  animation:spin 12s linear infinite reverse}
@keyframes spin{to{transform:rotate(360deg)}}

.about-tags{display:flex;gap:8px;flex-wrap:wrap}
.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.skill-card{background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:24px 20px;text-align:center;
  transition:all .3s;animation:fadeInUp .6s ease backwards;animation-delay:var(--delay)}
.skill-card:hover{border-color:var(--accent);transform:translateY(-4px);
  box-shadow:0 10px 30px rgba(0,240,255,.1)}
.skill-icon{font-size:2.5rem;margin-bottom:12px}
.skill-card h3{font-family:var(--font-tech);font-size:1.1rem;margin-bottom:16px;color:var(--accent)}
.skill-bar{height:6px;background:var(--border);border-radius:3px;overflow:hidden;margin-bottom:12px}
.bar-fill{height:100%;border-radius:3px;width:0;
  background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width 1.5s ease .3s}
.skill-card.visible .bar-fill{width:var(--w)}
.skill-card p{font-size:.85rem;color:var(--text-dim)}
.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.project-card{background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:28px;transition:all .3s;position:relative;overflow:hidden}
.project-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--accent),var(--accent2));
  transform:scaleX(0);transform-origin:left;transition:transform .3s}
.project-card:hover::before{transform:scaleX(1)}
.project-card:hover{border-color:var(--accent);transform:translateY(-4px)}
.project-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
.project-lang{font-size:.75rem;padding:2px 10px;border-radius:6px;
  background:rgba(247,223,30,.1);color:#f7df1e;font-family:var(--font-tech)}
.project-dot{width:10px;height:10px;border-radius:50%;background:var(--green);box-shadow:0 0 8px var(--green)}
.project-card h3{font-size:1.2rem;margin-bottom:8px;font-family:var(--font-cn-title);font-weight:400}
.project-card p{color:var(--text-dim);font-size:.9rem;margin-bottom:16px}
.project-link{font-family:var(--font-tech);font-size:.85rem;color:var(--accent);transition:gap .2s}
.project-link:hover{letter-spacing:1px}
.contact-card{text-align:center;max-width:680px;margin:0 auto;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:48px 40px;position:relative;overflow:hidden}
.contact-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--accent),var(--accent2),var(--accent3),transparent)}
.contact-card::after{content:'';position:absolute;top:0;left:0;right:0;bottom:0;
  background:radial-gradient(ellipse at 50% 0%,rgba(0,240,255,.03) 0%,transparent 60%);
  pointer-events:none}
.contact-text{font-size:1.15rem;margin-bottom:32px;color:var(--text);
  font-weight:300;letter-spacing:.5px;line-height:1.9;position:relative;z-index:1}
footer{text-align:center;padding:40px 24px;border-top:1px solid var(--border);
  color:var(--text-dim);font-size:.85rem;position:relative;z-index:1;font-weight:300;letter-spacing:.5px}
.footer-accent{color:var(--accent)}
.footer-jp{font-family:var(--font-jp);margin-top:4px;font-size:.8rem;opacity:.6}
@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}
.fade-in{opacity:0;transform:translateY(30px);transition:all .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}
@media(max-width:768px){
  .nav-toggle{display:flex}
  .nav-links{position:fixed;top:64px;left:0;right:0;
    background:rgba(10,10,26,.95);backdrop-filter:blur(20px);
    flex-direction:column;padding:16px;gap:4px;
    border-bottom:1px solid var(--border);
    transform:translateY(-150%);transition:transform .3s ease;z-index:99}
  .nav-links.open{transform:translateY(0)}
  .nav-links li{width:100%}
  .nav-links a{display:block;padding:12px 16px}
  .lang-switch{margin:8px 0 0 0}
  .lang-dropdown{position:static;display:none}
  .lang-dropdown.open{display:flex;flex-direction:row;flex-wrap:wrap}
  .about-card{padding:24px;gap:24px}
  .about-avatar{width:90px;height:90px}
  .section{padding:100px 16px 60px}
  .hero-badge{font-size:.75rem}
}
@media(max-width:480px){
  .hero-links{flex-direction:column;align-items:center}
  .btn-cyber,.btn-ghost{width:100%;justify-content:center}
  .contact-card{padding:28px}
  .skills-grid{grid-template-columns:1fr 1fr}
  .skill-card{padding:20px 12px}
  .skill-icon{font-size:1.8rem}
  .footer-jp{font-size:.7rem}
  .hero-name{gap:8px}
}
@media(max-width:360px){.skills-grid{grid-template-columns:1fr}}
@media(max-height:500px) and (orientation:landscape){.hero{min-height:100vh}.scroll-indicator{display:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* Timeline / Resume */
.timeline{position:relative;padding-left:40px}
.timeline::before{content:'';position:absolute;left:12px;top:0;bottom:0;
  width:2px;background:linear-gradient(180deg,var(--accent),var(--accent2),transparent)}
.timeline-item{position:relative;margin-bottom:36px}
.timeline-item:last-child{margin-bottom:0}
.timeline-dot{position:absolute;left:-34px;top:6px;width:14px;height:14px;
  border-radius:50%;background:var(--accent);border:2px solid var(--bg);
  box-shadow:0 0 12px var(--accent)}
.timeline-date{font-family:var(--font-tech);font-size:.85rem;color:var(--accent);
  margin-bottom:4px}
.timeline-content{background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius);padding:20px 24px;transition:all .3s}
.timeline-content:hover{border-color:var(--accent);transform:translateX(4px);
  box-shadow:0 4px 20px rgba(0,240,255,.08)}
.timeline-content h3{font-size:1.1rem;margin-bottom:4px;color:var(--text);font-family:var(--font-cn-title);font-weight:400}
.timeline-role{display:inline-block;padding:2px 12px;border-radius:12px;
  background:rgba(0,240,255,.08);border:1px solid var(--border);
  font-size:.8rem;color:var(--accent2);margin-bottom:8px}
.timeline-content p{font-size:.9rem;color:var(--text-dim);margin-top:6px}
@media(max-width:480px){.timeline{padding-left:28px}.timeline-dot{left:-22px;width:10px;height:10px}
  .timeline-content{padding:16px}}

/* Contact info items — redesigned */
.contact-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:12px;margin-top:28px;text-align:left;position:relative;z-index:1}
.contact-item{display:flex;align-items:center;gap:14px;padding:14px 18px;
  border-radius:12px;background:rgba(255,255,255,.03);border:1px solid var(--border);
  transition:all .3s cubic-bezier(.4,0,.2,1);
  cursor:pointer;text-decoration:none;position:relative;overflow:hidden}
.contact-item::before{content:'';position:absolute;left:0;top:10%;bottom:10%;
  width:3px;border-radius:0 3px 3px 0;background:var(--accent);
  transform:scaleY(0);transition:transform .3s cubic-bezier(.4,0,.2,1)}
.contact-item:hover{border-color:var(--accent);background:rgba(0,240,255,.05);
  transform:translateX(4px);
  box-shadow:0 0 20px rgba(0,240,255,.08),inset 0 0 20px rgba(0,240,255,.02)}
.contact-item:hover::before{transform:scaleY(1)}
.contact-icon{font-size:1.35rem;flex-shrink:0;width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;border-radius:12px;
  background:rgba(0,240,255,.08);transition:all .3s}
.contact-item:hover .contact-icon{background:rgba(0,240,255,.15);
  box-shadow:0 0 12px rgba(0,240,255,.2)}
.contact-detail{display:flex;flex-direction:column;gap:1px;min-width:0}
.contact-label{font-size:.7rem;color:var(--text-dim);font-family:var(--font-tech);
  letter-spacing:1px;text-transform:uppercase}
.contact-value{font-size:.9rem;color:var(--text);word-break:break-all;font-weight:400}
.contact-item:hover .contact-value{color:var(--accent)}
@media(max-width:480px){.contact-info{grid-template-columns:1fr}
  .contact-card{padding:32px 20px}}


/* About section rebuild */
.about-card{display:flex;gap:40px;align-items:stretch;flex-wrap:wrap}
.about-info{flex:1;min-width:300px;display:flex;flex-direction:column;justify-content:center}
.about-name{font-family:var(--font-cn-title);font-size:2.5rem;font-weight:400;
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  -webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}
.about-meta{display:flex;align-items:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.meta-item{font-size:.95rem;color:var(--text-dim);font-weight:300}
.meta-sep{color:var(--border)}
.mbti-badge{padding:3px 14px;border-radius:20px;background:linear-gradient(135deg,#7c3aed20,#ff00aa20);
  border:1px solid var(--accent3);color:var(--accent);font-family:var(--font-tech);
  font-weight:700;font-size:.85rem;letter-spacing:1px}
.about-desc{font-size:1rem;line-height:1.9;color:var(--text);font-weight:300;
  letter-spacing:.5px;margin-bottom:20px}
.tag-glow{padding:6px 16px !important;border-radius:20px;
  background:rgba(0,240,255,.06) !important;border:1px solid var(--border) !important;
  font-size:.85rem !important;color:var(--text) !important;transition:all .25s;
  font-weight:300 !important}
.tag-glow:hover{border-color:var(--accent) !important;background:rgba(0,240,255,.12) !important;
  box-shadow:0 0 12px rgba(0,240,255,.15);transform:translateY(-1px)}
.about-card-deco{display:flex;align-items:center;justify-content:center;min-width:200px}
.infp-card{width:180px;padding:28px 20px;border-radius:20px;text-align:center;
  background:linear-gradient(135deg,rgba(124,58,237,.12),rgba(255,0,170,.08));
  border:1px solid rgba(124,58,237,.3);position:relative;overflow:hidden}
.infp-card::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;
  background:conic-gradient(from 0deg,transparent,rgba(124,58,237,.1),transparent);
  animation:spin 6s linear infinite}
.infp-card>*{position:relative;z-index:1}
.infp-label{font-family:var(--font-tech);font-size:.7rem;color:var(--text-dim);
  letter-spacing:2px;margin-bottom:8px}
.infp-type{font-family:var(--font-tech);font-size:2.2rem;font-weight:900;
  background:linear-gradient(135deg,var(--accent3),var(--accent2));
  -webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:4px}
.infp-desc{font-size:.85rem;color:var(--text-dim);margin-bottom:14px;font-weight:300}
.infp-traits{display:flex;justify-content:center;gap:8px}
.infp-traits span{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;
  justify-content:center;font-family:var(--font-tech);font-weight:700;font-size:.85rem;
  background:rgba(255,255,255,.05);border:1px solid var(--border);color:var(--accent)}
@media(max-width:768px){.about-card{flex-direction:column}.about-card-deco{min-width:100%}
  .about-name{font-size:2rem}}

@media(min-width:769px) and (max-width:1024px){.skills-grid{grid-template-columns:repeat(3,1fr)}}

/* World / 兴趣世界 */
.world-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.world-card{position:relative;overflow:hidden;border-radius:var(--radius);
  background:var(--card);border:1px solid var(--border);padding:28px;
  transition:all .3s;min-height:220px;display:flex;flex-direction:column}
.world-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;
  transform:scaleX(0);transform-origin:left;transition:transform .3s}
.world-card:hover::before{transform:scaleX(1)}
.world-card:hover{transform:translateY(-4px);border-color:var(--accent)}
.world-card-bg{position:absolute;right:-10px;bottom:-20px;font-size:7rem;
  opacity:.06;pointer-events:none;line-height:1}
.world-stocks::before{background:linear-gradient(90deg,#ff4500,#ff8c00)}
.world-genshin::before{background:linear-gradient(90deg,#00f0ff,#7c3aed)}
.world-novel::before{background:linear-gradient(90deg,#39ff14,#00f0ff)}
.world-anime::before{background:linear-gradient(90deg,#ff00aa,#ff8a65)}
.world-code::before{background:linear-gradient(90deg,#7c3aed,#00f0ff)}
.world-drive::before{background:linear-gradient(90deg,#ffd54f,#ff8c00)}
.world-card h3{font-family:var(--font-cn-title);font-size:1.3rem;margin-bottom:10px;
  font-weight:400;position:relative;z-index:1}
.world-card p{font-size:.9rem;color:var(--text-dim);line-height:1.7;
  font-weight:300;position:relative;z-index:1;flex:1}
.world-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px;position:relative;z-index:1}
.world-tags span{padding:3px 12px;border-radius:12px;font-size:.75rem;
  font-family:var(--font-tech);background:rgba(255,255,255,.04);
  border:1px solid var(--border);color:var(--text-dim)}
.world-card:hover .world-tags span{border-color:var(--accent);color:var(--accent)}
@media(max-width:480px){.world-grid{grid-template-columns:1fr}.world-card{padding:20px}}