:root{
  --bg:#0A0E17;
  --bg-2:#0D121C;
  --panel:#141A24;
  --panel-2:#182030;
  --line:rgba(255,255,255,.07);
  --line-2:rgba(255,255,255,.13);
  --text:#E6EDF3;
  --text-2:#8B949E;
  --text-3:#5C6672;
  --cyan:#00E5B0;
  --purple:#7C5CFF;
  --font-sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,'JetBrains Mono',Consolas,'Courier New',monospace;
  --max:1100px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:rgba(0,229,176,.25);color:#fff}

.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 28px}

.bg-grid{
  position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 20%,transparent 78%);
}
.bg-glow{
  position:fixed;z-index:-1;pointer-events:none;
  top:-320px;left:50%;transform:translateX(-50%);
  width:1000px;height:700px;
  background:radial-gradient(circle at 50% 50%,rgba(0,229,176,.10),transparent 62%);
  filter:blur(20px);
}

.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  transition:background .3s,border-color .3s,backdrop-filter .3s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(10,14,23,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}

.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-mono);font-size:14px;letter-spacing:.02em}
.brand-mark{
  width:14px;height:14px;border:2px solid var(--cyan);border-radius:50%;
  position:relative;flex-shrink:0;
}
.brand-mark::after{
  content:'';position:absolute;inset:2px;border-radius:50%;background:var(--purple);
  opacity:.85;
}
.brand-text{color:var(--text);font-weight:500}
.brand-dot{color:var(--cyan)}

.nav-links{display:flex;gap:34px}
.nav-link{
  font-size:14px;color:var(--text-2);position:relative;padding:4px 0;
  transition:color .2s;
}
.nav-link::after{
  content:'';position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--cyan);
  transition:width .25s ease;
}
.nav-link:hover{color:var(--text)}
.nav-link:hover::after,.nav-link.active::after{width:100%}
.nav-link.active{color:var(--cyan)}

.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:34px;height:34px;background:none;border:0;cursor:pointer;padding:0;
}
.nav-toggle span{display:block;height:1.5px;width:22px;background:var(--text);transition:transform .25s,opacity .25s;margin-left:auto}
.nav-toggle.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  padding:120px 0 90px;
}
.hero-inner{
  display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center;
}

.status{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13px;color:var(--text-2);
  border:1px solid var(--line-2);border-radius:100px;
  padding:6px 14px 6px 12px;margin-bottom:26px;
  background:rgba(255,255,255,.02);
}
.status-dot{
  width:6px;height:6px;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 0 0 rgba(0,229,176,.6);
  animation:pulse 2.4s ease-out infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(0,229,176,.5)}
  70%{box-shadow:0 0 0 7px rgba(0,229,176,0)}
  100%{box-shadow:0 0 0 0 rgba(0,229,176,0)}
}

.hero-name{
  font-size:clamp(30px,4.4vw,50px);
  line-height:1.2;font-weight:600;letter-spacing:-.02em;
  margin-bottom:14px;
}
.hl{
  color:var(--cyan);
  position:relative;
}

.hero-typed{
  font-family:var(--font-mono);font-size:clamp(15px,1.7vw,19px);
  color:var(--text-2);min-height:1.9em;margin-bottom:22px;
}
.typed-prefix{color:var(--purple);margin-right:8px}
.typed{color:var(--text)}
.caret{
  display:inline-block;width:8px;height:1.05em;margin-left:3px;
  background:var(--cyan);vertical-align:-2px;
  animation:blink 1.05s steps(1) infinite;
}
@keyframes blink{0%,49%{opacity:1}50%,100%{opacity:0}}

.hero-desc{
  color:var(--text-2);font-size:15.5px;max-width:520px;margin-bottom:32px;
}

.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 24px;border-radius:8px;
  font-size:14.5px;font-weight:500;
  transition:transform .2s,background .2s,border-color .2s,box-shadow .2s;
  will-change:transform;
}
.btn-primary{
  background:var(--cyan);color:#04140F;
  box-shadow:0 6px 24px -8px rgba(0,229,176,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px -8px rgba(0,229,176,.7)}
.btn-ghost{
  border:1px solid var(--line-2);color:var(--text);
}
.btn-ghost:hover{border-color:rgba(0,229,176,.5);color:var(--cyan);transform:translateY(-2px)}

.hero-meta{
  display:flex;gap:28px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
  font-family:var(--font-mono);
}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}
.hero-meta span::before{
  content:'';width:4px;height:4px;border-radius:50%;background:var(--text-3);
}

.hero-visual{display:flex;flex-direction:column;align-items:center;gap:30px}

.avatar-card{
  position:relative;width:214px;height:214px;
  display:flex;align-items:center;justify-content:center;
}
.ring{
  position:absolute;border-radius:50%;pointer-events:none;
}
.ring-1{
  inset:0;border:1px dashed rgba(0,229,176,.28);
  animation:spin 26s linear infinite;
}
.ring-2{
  inset:-16px;border:1px solid rgba(124,92,255,.18);
  animation:spin 38s linear infinite reverse;
}
@keyframes spin{to{transform:rotate(360deg)}}

.avatar{
  width:150px;height:150px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:38px;font-weight:500;letter-spacing:.06em;
  color:#04140F;
  background:linear-gradient(145deg,var(--cyan),#38D6C0 45%,var(--purple));
  box-shadow:0 0 0 1px rgba(255,255,255,.14),0 24px 60px -20px rgba(0,229,176,.55);
  user-select:none;
  overflow:hidden;
}
.avatar img{width:100%;height:100%;object-fit:cover}

.terminal{
  width:100%;max-width:340px;
  background:rgba(20,26,36,.82);
  border:1px solid var(--line-2);border-radius:12px;
  overflow:hidden;
  box-shadow:0 20px 50px -24px rgba(0,0,0,.9);
  backdrop-filter:blur(6px);
}
.terminal-bar{
  display:flex;align-items:center;gap:7px;
  padding:10px 13px;border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.02);
}
.dot{width:9px;height:9px;border-radius:50%}
.d1{background:#FF5F57}.d2{background:#FEBC2E}.d3{background:#28C840}
.terminal-title{
  margin-left:6px;font-family:var(--font-mono);font-size:11.5px;color:var(--text-3);
}
.terminal-body{
  padding:14px 16px;font-family:var(--font-mono);font-size:12.5px;line-height:1.85;
  color:var(--text-2);overflow-x:auto;
}
.terminal-body .k{color:var(--cyan)}
.terminal-body .s{color:#C3B0FF}

.scroll-hint{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);
  opacity:.5;transition:opacity .2s;
}
.scroll-hint:hover{opacity:1}
.mouse{
  display:block;width:22px;height:34px;border:1px solid var(--line-2);border-radius:12px;
  position:relative;
}
.mouse span{
  position:absolute;top:7px;left:50%;transform:translateX(-50%);
  width:3px;height:6px;border-radius:2px;background:var(--cyan);
  animation:wheel 1.8s ease-in-out infinite;
}
@keyframes wheel{
  0%,100%{opacity:0;transform:translate(-50%,0)}
  40%{opacity:1}
  70%{opacity:0;transform:translate(-50%,10px)}
}

.section{padding:100px 0;position:relative}

.sec-head{display:flex;align-items:center;gap:16px;margin-bottom:46px}
.sec-num{
  font-family:var(--font-mono);font-size:13px;color:var(--cyan);opacity:.75;
  padding-top:2px;
}
.sec-title{
  font-size:clamp(22px,2.6vw,28px);font-weight:600;letter-spacing:-.01em;
  white-space:nowrap;
}
.sec-line{flex:1;height:1px;background:var(--line);margin-left:8px}

.about-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:56px;align-items:start}
.about-text p{color:var(--text-2);margin-bottom:18px;font-size:15.5px}
.about-text p:last-child{margin-bottom:0}

.about-facts{
  border:1px solid var(--line);border-radius:12px;
  background:rgba(255,255,255,.018);
  padding:6px 20px;
}
.fact{
  display:flex;justify-content:space-between;gap:16px;
  padding:14px 0;border-bottom:1px solid var(--line);
  font-size:14px;
}
.fact:last-child{border-bottom:0}
.fact-k{color:var(--text-3);flex-shrink:0}
.fact-v{color:var(--text);text-align:right}
.on{
  font-style:normal;color:var(--cyan);
  position:relative;padding-left:14px;
}
.on::before{
  content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:5px;height:5px;border-radius:50%;background:var(--cyan);
}

.skill-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.skill-card{
  background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.012));
  border:1px solid var(--line);border-radius:12px;
  padding:26px 24px;
  transition:border-color .25s,transform .25s;
}
.skill-card:hover{border-color:rgba(0,229,176,.3);transform:translateY(-3px)}
.skill-title{
  font-size:15px;font-weight:500;margin-bottom:16px;
  display:flex;align-items:center;gap:9px;
}
.skill-title::before{
  content:'';width:3px;height:14px;border-radius:2px;
  background:linear-gradient(180deg,var(--cyan),var(--purple));
}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  font-family:var(--font-mono);font-size:12px;
  color:var(--text-2);
  border:1px solid var(--line-2);border-radius:6px;
  padding:4px 10px;
  transition:color .2s,border-color .2s,background .2s;
}
.skill-card:hover .tag{color:var(--text);border-color:var(--line-2);background:rgba(255,255,255,.03)}

.project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.project{
  display:block;overflow:hidden;border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.018);
  transition:transform .3s cubic-bezier(.2,.7,.3,1),border-color .3s,box-shadow .3s;
}
.project:hover{
  transform:translateY(-6px);
  border-color:rgba(0,229,176,.36);
  box-shadow:0 24px 50px -26px rgba(0,0,0,.9),0 0 0 1px rgba(0,229,176,.08);
}
.project-cover{
  height:132px;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  border-bottom:1px solid var(--line);
}
.project-cover::after{
  content:'';position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:22px 22px;
  mask-image:radial-gradient(circle at 50% 50%,#000,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 50% 50%,#000,transparent 72%);
}
.cover-a{background:radial-gradient(circle at 30% 30%,rgba(0,229,176,.22),rgba(10,14,23,.4))}
.cover-b{background:radial-gradient(circle at 70% 30%,rgba(124,92,255,.26),rgba(10,14,23,.4))}
.cover-c{background:radial-gradient(circle at 30% 70%,rgba(56,189,248,.22),rgba(10,14,23,.4))}
.cover-d{background:radial-gradient(circle at 70% 70%,rgba(251,146,60,.18),rgba(10,14,23,.4))}
.cover-mono{
  font-family:var(--font-mono);font-size:52px;font-weight:500;
  color:rgba(255,255,255,.10);letter-spacing:.04em;
  position:relative;z-index:1;
}
.project-body{padding:20px 22px 22px}
.project-title{font-size:16.5px;font-weight:500;margin-bottom:8px;transition:color .2s}
.project:hover .project-title{color:var(--cyan)}
.project-desc{font-size:14px;color:var(--text-2);line-height:1.65;margin-bottom:16px}
.project-tags{display:flex;flex-wrap:wrap;gap:7px}
.project-tags span{
  font-family:var(--font-mono);font-size:11.5px;color:var(--text-3);
  border:1px solid var(--line);border-radius:4px;padding:2px 8px;
}

.timeline{position:relative;padding-left:8px}
.timeline::before{
  content:'';position:absolute;left:8px;top:8px;bottom:8px;width:1px;
  background:linear-gradient(180deg,rgba(0,229,176,.5),rgba(124,92,255,.28),transparent);
}
.tl-item{position:relative;padding:0 0 38px 34px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:4px;top:9px;
  width:9px;height:9px;border-radius:50%;
  background:var(--bg);border:1.5px solid var(--cyan);
  box-shadow:0 0 0 4px rgba(0,229,176,.10);
}
.tl-time{
  font-family:var(--font-mono);font-size:12.5px;color:var(--cyan);opacity:.85;
  display:block;margin-bottom:5px;
}
.tl-title{font-size:16px;font-weight:500;margin-bottom:6px}
.tl-desc{font-size:14.5px;color:var(--text-2)}

.contact-box{
  border:1px solid var(--line);border-radius:16px;
  background:
    radial-gradient(circle at 50% 0%,rgba(0,229,176,.07),transparent 60%),
    rgba(255,255,255,.018);
  padding:56px 32px;
  text-align:center;
}
.contact-lead{color:var(--text-2);font-size:15.5px;margin-bottom:26px}
.contact-mail{
  display:inline-block;
  font-family:var(--font-mono);font-size:clamp(17px,2.4vw,24px);
  color:var(--text);
  border-bottom:1px solid rgba(0,229,176,.4);
  padding-bottom:4px;margin-bottom:32px;
  transition:color .2s,border-color .2s;
}
.contact-mail:hover{color:var(--cyan);border-color:var(--cyan)}
.contact-links{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.social{
  font-size:13.5px;color:var(--text-2);
  border:1px solid var(--line-2);border-radius:8px;
  padding:8px 18px;
  transition:color .2s,border-color .2s,transform .2s,background .2s;
}
.social:hover{color:var(--cyan);border-color:rgba(0,229,176,.45);transform:translateY(-2px);background:rgba(0,229,176,.05)}

.footer{border-top:1px solid var(--line);padding:30px 0}
.footer-inner{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-size:13px;color:var(--text-3);flex-wrap:wrap;
}
.footer-dim{font-family:var(--font-mono);font-size:12px}

.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.visible{opacity:1;transform:none}

@media (max-width:960px){
  .hero-inner{grid-template-columns:1fr;gap:48px}
  .hero{padding-top:110px;min-height:auto}
  .hero-visual{order:-1}
  .avatar-card{width:180px;height:180px}
  .avatar{width:128px;height:128px;font-size:32px}
  .hero-desc{max-width:none}
  .about-grid{grid-template-columns:1fr;gap:34px}
  .skill-grid{grid-template-columns:1fr;gap:14px}
  .project-grid{grid-template-columns:1fr}
  .section{padding:80px 0}
  .scroll-hint{display:none}
}

@media (max-width:720px){
  .wrap{padding:0 20px}
  .nav-links{
    position:absolute;top:68px;left:0;right:0;
    flex-direction:column;gap:0;
    background:rgba(10,14,23,.97);
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
    padding:8px 20px 18px;
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-link{padding:13px 0;border-bottom:1px solid var(--line);font-size:15px}
  .nav-link:last-child{border-bottom:0}
  .nav-link::after{display:none}
  .nav-toggle{display:flex}
  .hero-name{font-size:30px}
  .hero-actions{gap:10px}
  .btn{flex:1;min-width:130px;padding:0 18px;font-size:14px}
  .hero-meta{gap:16px;font-size:12.5px}
  .contact-box{padding:40px 20px}
  .contact-links{gap:9px}
  .sec-head{gap:12px;margin-bottom:34px}
  .footer-inner{justify-content:center;text-align:center}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .ring-1,.ring-2,.status-dot,.mouse span,.caret{animation:none}
  *{transition-duration:.01ms!important}
}