*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#07070f;--bg2:#0d0d1a;--surface:#12121f;--surface2:#1a1a2e;--border:rgba(99,102,241,0.15);--border2:rgba(99,102,241,0.3);--accent:#6366f1;--accent2:#818cf8;--accent3:#c7d2fe;--neon:#39ff14;--neon2:#00f5ff;--neon3:#bf5af2;--neon4:#ff6b6b;--text:#e2e8f0;--muted:#94a3b8;--dim:#475569;--green:#34d399;--mono:'JetBrains Mono',monospace}
[data-theme="light"]{--bg:#f1f3fb;--bg2:#e8ebf8;--surface:#ffffff;--surface2:#eef0fa;--border:rgba(67,56,202,0.2);--border2:rgba(67,56,202,0.38);--accent:#4338ca;--accent2:#4f46e5;--accent3:#3730a3;--neon:#15803d;--neon2:#0e7490;--neon3:#7c3aed;--neon4:#dc2626;--text:#0f172a;--muted:#1e293b;--dim:#475569;--green:#059669}
[data-theme="light"] .hero-grid{background-image:linear-gradient(rgba(67,56,202,0.06) 1px,transparent 1px),linear-gradient(90deg,rgba(67,56,202,0.06) 1px,transparent 1px)}
[data-theme="light"] .info-card{background:#fff;border-color:rgba(67,56,202,0.2)}
[data-theme="light"] .info-card-hdr{background:rgba(67,56,202,0.06)}
[data-theme="light"] .skill-track{background:#e0e3f5;border-color:rgba(67,56,202,0.15)}
[data-theme="light"] .proj-card,[data-theme="light"] .proj-locked{background:#fff;border-color:rgba(67,56,202,0.2)}
[data-theme="light"] .glass-box{background:rgba(67,56,202,0.06);border-color:rgba(67,56,202,0.2)}
[data-theme="light"] .clink{background:#fff;border-color:rgba(67,56,202,0.2)}
[data-theme="light"] .fi,[data-theme="light"] .fta{background:#fff;border-color:rgba(67,56,202,0.2);color:#0f172a}
[data-theme="light"] .stack-flex-box{background:rgba(14,116,144,0.05);border-color:rgba(14,116,144,0.25)}
[data-theme="light"] .tl-item::before{background:#4338ca}
[data-theme="light"] .timeline::before{background:linear-gradient(to bottom,#4338ca,transparent)}
[data-theme="light"] .neon-track{background:rgba(67,56,202,0.12)}
[data-theme="light"] nav{background:rgba(241,243,251,0.92)}
[data-theme="light"] .ficon{background:#fff;border-color:rgba(67,56,202,0.2)}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--mono);line-height:1.6;overflow-x:hidden;transition:background 0.3s,color 0.3s}
#particles-canvas{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:0;opacity:0.4}
[data-theme="light"] #particles-canvas{opacity:0.5}
::-webkit-scrollbar{width:3px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--accent);border-radius:2px}
nav{position:fixed;top:0;left:0;right:0;z-index:9999;display:flex;justify-content:space-between;align-items:center;padding:0.9rem 3rem;background:rgba(7,7,15,0.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);transition:background 0.3s}
.nav-logo{font-size:0.82rem;color:var(--accent2);letter-spacing:0.08em}
.nav-logo span{color:var(--dim)}
.nav-right{display:flex;align-items:center;gap:1.5rem}
.nav-links{display:flex;gap:1.8rem}
.nav-links a{font-size:0.75rem;color:var(--muted);text-decoration:none;letter-spacing:0.08em;transition:color 0.2s;position:relative;padding-bottom:3px}
.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:1px;background:var(--accent2);transition:width 0.25s}
.nav-links a:hover,.nav-links a.active{color:var(--accent2)}
.nav-links a.active::after,.nav-links a:hover::after{width:100%}
.nav-cv{display:inline-flex;align-items:center;gap:5px;font-size:0.72rem;color:var(--accent2);background:rgba(99,102,241,0.08);border:1px solid var(--border2);padding:4px 12px;border-radius:4px;text-decoration:none;transition:background 0.2s}
.nav-cv:hover{background:rgba(99,102,241,0.18)}
.theme-toggle{background:var(--surface);border:1px solid var(--border2);border-radius:20px;padding:3px;display:flex;align-items:center;gap:2px}
.theme-btn{width:24px;height:24px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:12px;cursor:pointer;border:none;background:transparent;transition:background 0.2s}
.theme-btn.active{background:var(--accent)}
#hero{min-height:100vh;display:flex;align-items:center;padding:5.5rem 3rem 3rem;position:relative;overflow:hidden}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(99,102,241,0.035) 1px,transparent 1px),linear-gradient(90deg,rgba(99,102,241,0.035) 1px,transparent 1px);background-size:55px 55px}
.hero-glow{position:absolute;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,0.09) 0%,transparent 70%);top:-120px;right:-80px;pointer-events:none}
.hero-wrap{position:relative;max-width:1000px;margin:0 auto;width:100%}
.hero-inner{display:flex;align-items:center;justify-content:space-between;gap:3rem}
.hero-text{flex:1;min-width:0}
.hero-badge{display:inline-flex;align-items:center;gap:7px;font-size:0.72rem;color:var(--accent2);background:rgba(99,102,241,0.08);border:1px solid var(--border2);padding:5px 13px;border-radius:20px;margin-bottom:1.8rem;letter-spacing:0.09em}
.badge-dot{width:6px;height:6px;border-radius:50%;background:var(--green);animation:blink 2s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0.3}}
.hero-name{font-size:clamp(2.5rem,5vw,4.5rem);font-weight:700;line-height:1.05;letter-spacing:-0.03em;color:var(--text);margin-bottom:0.6rem;white-space:nowrap}
.hero-role{font-size:0.9rem;color:var(--accent2);margin-bottom:1.4rem;letter-spacing:0.04em}
.hero-role::before{content:'> ';color:var(--dim)}
.hero-bio{font-size:0.84rem;color:var(--muted);max-width:500px;line-height:1.9;margin-bottom:2rem}
.hero-bio strong{color:var(--neon2)}
.hero-btns{display:flex;gap:0.75rem;flex-wrap:wrap}
.btn-p{display:inline-flex;align-items:center;gap:7px;background:var(--accent);color:#fff;font-family:var(--mono);font-size:0.78rem;font-weight:500;padding:0.65rem 1.3rem;border-radius:5px;text-decoration:none;letter-spacing:0.05em;border:none;cursor:pointer;transition:background 0.2s,transform 0.15s}
.btn-p:hover{background:var(--accent2);transform:translateY(-2px)}
.btn-g{display:inline-flex;align-items:center;gap:7px;background:transparent;color:var(--muted);font-family:var(--mono);font-size:0.78rem;padding:0.65rem 1.3rem;border-radius:5px;border:1px solid var(--border2);text-decoration:none;letter-spacing:0.05em;transition:all 0.2s;cursor:pointer}
.btn-g:hover{color:var(--accent2);border-color:var(--accent);transform:translateY(-2px)}
.hero-stats{display:flex;gap:2rem;margin-top:2.5rem;padding-top:1.8rem;border-top:1px solid var(--border)}
.stat-num{font-size:1.3rem;font-weight:700;color:var(--accent2);display:block}
.stat-label{font-size:0.64rem;color:var(--dim);letter-spacing:0.1em}
.hero-photo{flex-shrink:0}
.hero-photo-circle{width:220px;height:220px;border-radius:50%;overflow:hidden;border:2px solid var(--border2);position:relative;flex-shrink:0;background:var(--surface2)}
.hero-photo-circle img{width:100%;height:100%;object-fit:cover;object-position:center top;display:block;border-radius:50%}
.hero-photo-circle::after{content:'';position:absolute;inset:0;border-radius:50%;background:linear-gradient(to bottom,transparent 60%,rgba(7,7,15,0.4));pointer-events:none}
.wrap{max-width:1000px;margin:0 auto;width:100%}
section{padding:5rem 3rem;position:relative;z-index:1}
.sec-hdr{display:flex;align-items:center;gap:1rem;margin-bottom:3rem}
.sec-num{font-size:0.72rem;color:var(--accent);letter-spacing:0.1em}
.sec-title{font-size:1.65rem;font-weight:700;letter-spacing:-0.02em}
.sec-line{flex:1;height:1px;background:var(--border)}
#about{background:var(--bg2)}
.about-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:3.5rem;align-items:start}
.about-text p{color:var(--muted);font-size:0.85rem;line-height:1.9;margin-bottom:1.1rem}
.about-text p strong{color:var(--accent2);font-weight:600}
.info-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;overflow:hidden}
.info-card-hdr{padding:0.7rem 1.1rem;background:rgba(99,102,241,0.05);border-bottom:1px solid var(--border);font-size:0.68rem;color:var(--dim);letter-spacing:0.1em}
.info-row{display:flex;justify-content:space-between;align-items:center;padding:0.6rem 1.1rem;border-bottom:1px solid var(--border);font-size:0.79rem}
.info-row:last-child{border-bottom:none}
.info-k{color:var(--dim);font-size:0.68rem;letter-spacing:0.05em;min-width:75px}
.info-v{color:var(--text);font-size:0.79rem;text-align:right}
.info-v a{color:var(--accent2);text-decoration:none}
.info-v a:hover{color:var(--accent3)}
#skills{background:var(--bg)}
.skills-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem}
.skill-grp-lbl{font-size:0.66rem;color:var(--dim);letter-spacing:0.12em;margin-bottom:1.2rem;padding-bottom:0.5rem;border-bottom:1px solid var(--border)}
.skill-item{margin-bottom:1.2rem}
.skill-hdr{display:flex;justify-content:space-between;margin-bottom:6px}
.skill-name{font-size:0.8rem;color:var(--text);font-weight:500}
.skill-pct{font-size:0.7rem;color:var(--accent2)}
.skill-track{height:4px;background:var(--surface2);border-radius:2px;overflow:hidden;border:1px solid var(--border)}
.skill-fill{height:100%;border-radius:2px;width:0;background:linear-gradient(90deg,var(--accent),var(--neon2));transition:width 1.3s cubic-bezier(0.4,0,0.2,1)}
.ntags{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:1.8rem}
.nt{font-size:0.7rem;padding:4px 11px;border-radius:4px;letter-spacing:0.04em;border:1px solid;transition:box-shadow 0.2s,transform 0.2s;cursor:default}
.nt:hover{transform:translateY(-1px)}
.nt1{color:var(--neon);border-color:rgba(57,255,20,0.25);background:rgba(57,255,20,0.05)}
.nt1:hover{box-shadow:0 0 8px rgba(57,255,20,0.3)}
.nt2{color:var(--neon2);border-color:rgba(0,245,255,0.25);background:rgba(0,245,255,0.05)}
.nt2:hover{box-shadow:0 0 8px rgba(0,245,255,0.3)}
.nt3{color:var(--neon3);border-color:rgba(191,90,242,0.25);background:rgba(191,90,242,0.05)}
.nt3:hover{box-shadow:0 0 8px rgba(191,90,242,0.3)}
.nt4{color:var(--neon4);border-color:rgba(255,107,107,0.25);background:rgba(255,107,107,0.05)}
.nt4:hover{box-shadow:0 0 8px rgba(255,107,107,0.3)}
.stack-flex-box{margin-top:1.5rem;background:rgba(0,245,255,0.04);border:1px solid rgba(0,245,255,0.18);border-radius:6px;padding:1rem}
.stack-flex-box .skill-grp-lbl{border-bottom:none;margin-bottom:0.5rem}
.stack-flex-box p{font-size:0.8rem;color:var(--neon2);line-height:1.7}
.stack-flex-box span{color:var(--text)}
#experience{background:var(--bg2)}
.timeline{position:relative;padding-left:1.8rem}
.timeline::before{content:'';position:absolute;left:0;top:8px;bottom:0;width:1px;background:linear-gradient(to bottom,var(--accent),transparent)}
.tl-item{position:relative;padding-bottom:2.5rem}
.tl-item::before{content:'';position:absolute;left:-2.2rem;top:6px;width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(99,102,241,0.2)}
.tl-date{font-size:0.7rem;color:var(--accent);letter-spacing:0.1em;margin-bottom:0.4rem}
.tl-title{font-size:0.95rem;font-weight:700;color:var(--text);margin-bottom:0.2rem}
.tl-place{font-size:0.75rem;color:var(--muted);margin-bottom:0.7rem}
.tl-desc{font-size:0.82rem;color:var(--dim);line-height:1.8;max-width:540px}
#projects{background:var(--bg)}
.proj-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:1.3rem}
.proj-card{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:1.5rem;position:relative;overflow:hidden;transition:border-color 0.2s,transform 0.2s}
.proj-card:hover{border-color:var(--border2);transform:translateY(-3px)}
.proj-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--accent),var(--neon2));transform:scaleX(0);transform-origin:left;transition:transform 0.3s}
.proj-card:hover::before{transform:scaleX(1)}
.proj-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:0.9rem}
.proj-badge{font-size:0.67rem;color:var(--accent2);background:rgba(99,102,241,0.08);border:1px solid var(--border2);padding:3px 9px;border-radius:3px}
.proj-links{display:flex;gap:6px}
.proj-link{width:26px;height:26px;display:flex;align-items:center;justify-content:center;border:1px solid var(--border2);border-radius:4px;color:var(--dim);text-decoration:none;transition:color 0.2s,border-color 0.2s}
.proj-link:hover{color:var(--accent2);border-color:var(--accent)}
.proj-name{font-size:0.95rem;font-weight:700;color:var(--text);margin-bottom:0.5rem}
.proj-desc{font-size:0.8rem;color:var(--muted);line-height:1.75;margin-bottom:1rem}
.proj-stack{display:flex;flex-wrap:wrap;gap:5px}
.stag{font-size:0.65rem;color:var(--dim);border:1px solid var(--border);padding:2px 7px;border-radius:3px;letter-spacing:0.04em}
.proj-locked{background:var(--surface);border:1px solid rgba(99,102,241,0.22);border-radius:8px;padding:1.5rem;position:relative;overflow:hidden;transition:border-color 0.2s,transform 0.2s}
.proj-locked:hover{border-color:rgba(99,102,241,0.45);transform:translateY(-3px)}
.glass-box{position:relative;overflow:hidden;width:100%;height:150px;border-radius:7px;margin-bottom:1rem;background:rgba(99,102,241,0.05);border:1px solid rgba(99,102,241,0.18);cursor:crosshair}
.glass-inner{position:absolute;inset:0;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);display:flex;align-items:center;justify-content:center;z-index:1}
.glass-icon{filter:drop-shadow(0 0 8px rgba(99,102,241,0.8))}
.bokeh{position:absolute;border-radius:50%;pointer-events:none;opacity:0;filter:blur(20px);transition:opacity 0.35s;z-index:0}
.glass-box:hover .bokeh{opacity:1}
.b1{width:90px;height:90px;background:rgba(99,102,241,0.55);top:5%;left:10%;animation:bf1 4s ease-in-out infinite}
.b2{width:65px;height:65px;background:rgba(0,245,255,0.5);top:35%;right:12%;animation:bf2 3.5s ease-in-out infinite}
.b3{width:80px;height:80px;background:rgba(191,90,242,0.5);bottom:5%;left:35%;animation:bf3 5s ease-in-out infinite}
.b4{width:50px;height:50px;background:rgba(57,255,20,0.35);top:10%;right:30%;animation:bf1 3s ease-in-out infinite reverse}
.b5{width:45px;height:45px;background:rgba(0,245,255,0.4);bottom:15%;left:5%;animation:bf2 4.5s ease-in-out infinite reverse}
.b6{width:60px;height:60px;background:rgba(255,107,107,0.3);top:50%;right:5%;animation:bf3 3.8s ease-in-out infinite}
@keyframes bf1{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(10px,-9px) scale(1.1)}}
@keyframes bf2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-9px,8px) scale(0.9)}}
@keyframes bf3{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(7px,-11px) scale(1.05)}66%{transform:translate(-7px,6px) scale(0.95)}}
.glass-follow{position:absolute;width:130px;height:130px;border-radius:50%;pointer-events:none;background:radial-gradient(circle,rgba(255,255,255,0.45) 0%,rgba(0,245,255,0.45) 25%,rgba(99,102,241,0.3) 55%,transparent 72%);transform:translate(-50%,-50%);filter:blur(12px);opacity:0;z-index:2;transition:opacity 0.2s}
.loading-bar-wrap{display:flex;align-items:center;gap:10px;margin-bottom:0.8rem}
.loading-label{font-size:0.67rem;color:var(--neon2);letter-spacing:0.1em;white-space:nowrap}
.neon-track{flex:1;height:3px;border-radius:2px;background:rgba(99,102,241,0.12);position:relative;overflow:hidden}
.neon-car{position:absolute;top:50%;left:-60px;transform:translateY(-50%);animation:car 2.2s linear infinite;display:flex;align-items:center}
.neon-car::before{content:'';display:block;width:40px;height:3px;border-radius:2px;background:linear-gradient(90deg,transparent,var(--neon2),rgba(99,102,241,0.9));box-shadow:0 0 6px var(--neon2)}
.neon-dot{width:5px;height:5px;border-radius:50%;background:#fff;box-shadow:0 0 4px var(--neon2),0 0 8px var(--neon2);margin-left:-2px;flex-shrink:0}
@keyframes car{0%{left:-60px}100%{left:calc(100% + 10px)}}
.publishing{font-size:0.7rem;color:var(--muted);letter-spacing:0.05em;white-space:nowrap}
#contact{background:var(--bg2)}
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:3.5rem;align-items:start}
.contact-head{font-size:1.8rem;font-weight:700;letter-spacing:-0.02em;margin-bottom:0.8rem}
.contact-sub{font-size:0.83rem;color:var(--muted);line-height:1.8;margin-bottom:1.8rem}
.clinks{display:flex;flex-direction:column;gap:0.65rem}
.clink{display:flex;align-items:center;gap:9px;background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:0.65rem 1rem;text-decoration:none;color:var(--muted);font-size:0.76rem;letter-spacing:0.04em;transition:all 0.2s}
.clink:hover{color:var(--accent2);border-color:var(--accent);transform:translateX(4px)}
.clink svg{width:13px;height:13px;flex-shrink:0}
.cform{display:flex;flex-direction:column;gap:0.9rem}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:0.9rem}
.ff{display:flex;flex-direction:column;gap:5px}
.fl{font-size:0.66rem;color:var(--dim);letter-spacing:0.1em}
.fi,.fta{background:var(--surface);border:1px solid var(--border);border-radius:4px;padding:0.62rem 0.9rem;color:var(--text);font-family:var(--mono);font-size:0.79rem;outline:none;transition:border-color 0.2s;width:100%}
.fi:focus,.fta:focus{border-color:var(--accent)}
.fta{resize:vertical;min-height:105px}
.fi::placeholder,.fta::placeholder{color:var(--dim)}
.fsub{display:inline-flex;align-items:center;gap:7px;background:var(--accent);color:#fff;font-family:var(--mono);font-size:0.78rem;font-weight:500;padding:0.72rem 1.5rem;border-radius:5px;border:none;cursor:pointer;letter-spacing:0.05em;transition:background 0.2s,transform 0.15s;align-self:flex-start}
.fsub:hover{background:var(--accent2);transform:translateY(-1px)}
.fsub:disabled{opacity:0.5;cursor:not-allowed;transform:none}
.fmsg{font-size:0.76rem;padding:0.55rem 0.9rem;border-radius:4px;display:none}
.fmsg.ok{display:block;background:rgba(52,211,153,0.08);color:#34d399;border:1px solid rgba(52,211,153,0.22)}
.fmsg.err{display:block;background:rgba(239,68,68,0.08);color:#f87171;border:1px solid rgba(239,68,68,0.22)}
footer{background:var(--bg);padding:1.2rem 3rem;border-top:1px solid var(--border);position:relative;z-index:1}
.footer-inner{max-width:1000px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}
.fcopy{font-size:0.7rem;color:var(--dim);letter-spacing:0.05em}
.fcopy span{color:var(--accent2)}
.footer-icons{display:flex;align-items:center;gap:0.5rem}
.ficon{width:30px;height:30px;display:flex;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:5px;color:var(--dim);text-decoration:none;transition:color 0.2s,border-color 0.2s,transform 0.15s}
.ficon:hover{color:var(--accent2);border-color:var(--accent);transform:translateY(-2px)}
.ficon svg{width:13px;height:13px}
@media(max-width:800px){nav{padding:0.9rem 1.5rem}.nav-links{display:none}section{padding:4rem 1.5rem}#hero{padding:5rem 1.5rem 3rem}.hero-inner{flex-direction:column-reverse;gap:2rem;align-items:flex-start}.hero-name{white-space:normal;font-size:2.3rem}.hero-photo-circle{width:130px;height:130px;align-self:center}.about-grid,.skills-grid,.contact-grid{grid-template-columns:1fr;gap:2rem}.frow{grid-template-columns:1fr}.footer-inner{flex-direction:column;gap:0.75rem;text-align:center}}