:root{
  --bg:#0B0B13;
  --surface:#111120;
  --surface-2:#15152A;
  --line:#22223A;
  --line-soft:#1A1A2E;
  --text:#E8E9F3;
  --muted:#9A9BB0;
  --faint:#63647C;
  --accent:#6D5DF6;
  --accent-2:#8B7CFF;
  --accent-deep:#4C3FD1;
  --accent-soft:rgba(109,93,246,.13);
  --ok:#3DD68C;
  --radius:10px;
  --maxw:1120px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Instrument Sans',system-ui,sans-serif;
  font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--accent);color:#fff}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.mono{font-family:'JetBrains Mono',monospace}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,11,19,.85);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-soft);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{
  font-family:'Archivo',sans-serif;font-weight:700;font-size:17px;
  letter-spacing:-.02em;display:flex;align-items:center;gap:10px;
}
.logo .mark{
  width:30px;height:30px;border-radius:8px;
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  display:flex;align-items:center;justify-content:center;color:#fff;
}
.logo .mark svg{width:16px;height:16px}
.logo .tld{color:var(--accent-2)}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-size:14px;color:var(--muted);font-weight:500;transition:color .15s}
.nav-links a:hover,.nav-links a:focus-visible{color:var(--text)}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:#fff;font-size:14px;font-weight:600;
  padding:9px 18px;border-radius:8px;transition:background .15s;
}
.nav-cta:hover{background:var(--accent-deep)}
.nav-cta svg{width:14px;height:14px}
.nav-right{display:flex;align-items:center;gap:18px}
.dot{
  width:7px;height:7px;border-radius:50%;background:var(--ok);
  box-shadow:0 0 0 3px rgba(61,214,140,.15);
  animation:pulse 2.4s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 3px rgba(61,214,140,.15)}
  50%{box-shadow:0 0 0 6px rgba(61,214,140,.05)}
}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:8px;
  padding:8px;color:var(--text);cursor:pointer}

/* ---------- hero ---------- */
.hero{padding:84px 0 76px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;top:-260px;right:-140px;width:620px;height:620px;
  background:radial-gradient(circle,rgba(109,93,246,.16),transparent 62%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:56px;align-items:center;position:relative}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--accent-2);
  background:var(--accent-soft);border:1px solid rgba(109,93,246,.3);
  padding:6px 13px;border-radius:99px;letter-spacing:.06em;text-transform:uppercase;
  margin-bottom:22px;
}
h1{
  font-family:'Archivo',sans-serif;font-weight:800;
  font-size:clamp(36px,5vw,56px);line-height:1.08;letter-spacing:-.03em;
  margin-bottom:10px;
}
h1 .hl{color:var(--accent-2)}
.typed-line{
  font-family:'Archivo',sans-serif;font-weight:800;
  font-size:clamp(30px,4.2vw,46px);line-height:1.1;letter-spacing:-.03em;
  margin-bottom:22px;min-height:1.2em;
}
.typed-line .pre{color:var(--text)}
.typed{
  background:linear-gradient(90deg,var(--accent-2),#B39DFF);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cursor{
  display:inline-block;width:3px;height:.95em;background:var(--accent-2);
  margin-left:4px;vertical-align:-.08em;
  animation:blink 1s step-end infinite;
}
@keyframes blink{50%{opacity:0}}
.hero p.lede{color:var(--muted);font-size:16.5px;max-width:48ch;margin-bottom:32px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:42px}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-weight:600;font-size:15px;padding:13px 24px;border-radius:var(--radius);
  transition:transform .15s,background .15s,border-color .15s;cursor:pointer;
}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-deep);transform:translateY(-1px)}
.btn-ghost{border:1px solid var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--muted)}
.hero-tech .lbl{
  font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--faint);
  letter-spacing:.1em;text-transform:uppercase;display:block;margin-bottom:14px;
}
.tech-row{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.tech-row img{
  width:34px;height:34px;filter:grayscale(15%);
  transition:transform .15s,filter .15s;
}
.tech-row img:hover{transform:translateY(-3px);filter:none}

/* hero visual: photo + purple circle + floating code card */
.hero-visual{position:relative;display:flex;justify-content:center;align-items:flex-end;min-height:440px}
.orb{
  position:absolute;bottom:40px;left:50%;transform:translateX(-50%);
  width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#8B5CF6,#5B3FD4 55%,#3A2B8F);
  box-shadow:0 0 120px rgba(124,92,246,.35);
}
.orb::after{
  content:"";position:absolute;inset:-14px;border-radius:50%;
  border:1px dashed rgba(139,124,255,.35);
}
.photo-wrap{
  position:relative;z-index:2;width:340px;height:420px;
  display:flex;align-items:flex-end;justify-content:center;overflow:hidden;
}
.photo-wrap img{
  width:100%;height:100%;object-fit:cover;object-position:top center;
  -webkit-mask-image:linear-gradient(to bottom,#000 94%,transparent 100%);
  mask-image:linear-gradient(to bottom,#000 94%,transparent 100%);
}
.photo-fallback{
  width:300px;height:380px;border-radius:20px 20px 0 0;
  background:linear-gradient(180deg,#1B1B33,#12121F);
  border:1px dashed var(--line);border-bottom:none;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  color:var(--faint);text-align:center;padding:24px;
}
.photo-fallback svg{width:64px;height:64px;color:#2E2E4E}
.photo-fallback span{font-family:'JetBrains Mono',monospace;font-size:12px;line-height:1.7}
.dots-deco{position:absolute;top:24px;right:8px;z-index:1;opacity:.5}
.float-card{
  position:absolute;z-index:3;right:-8px;top:120px;
  background:var(--surface);border:1px solid var(--line);border-radius:12px;
  font-family:'JetBrains Mono',monospace;font-size:11.5px;line-height:1.8;
  box-shadow:0 20px 50px rgba(0,0,0,.45);
  animation:floaty 5s ease-in-out infinite;
}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.float-head{
  display:flex;align-items:center;gap:8px;
  padding:9px 14px;border-bottom:1px solid var(--line);color:var(--muted);font-size:11px;
}
.float-head .g{width:7px;height:7px;border-radius:50%;background:var(--ok)}
.float-body{padding:12px 16px}
.c-kw{color:#C792EA}.c-var{color:#82AAFF}.c-key{color:#8B7CFF}.c-str{color:#C3E88D}.c-pun{color:#89DDFF}
.badge-float{
  position:absolute;z-index:3;left:-6px;bottom:110px;
  display:flex;align-items:center;gap:9px;
  background:var(--surface);border:1px solid var(--line);border-radius:10px;
  padding:10px 15px;font-size:13px;font-weight:600;
  box-shadow:0 16px 40px rgba(0,0,0,.4);
  animation:floaty 6s ease-in-out infinite reverse;
}
.badge-float .ic{
  width:30px;height:30px;border-radius:8px;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;color:var(--accent-2);
}
.badge-float .ic svg{width:15px;height:15px}
.badge-float small{display:block;font-weight:400;color:var(--faint);font-size:11px}

/* stats */
.stats{
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
  background:var(--surface);
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-soft)}
.stat{background:var(--surface);padding:34px 28px;display:flex;gap:16px;align-items:center}
.stat-icon{
  width:44px;height:44px;border-radius:11px;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;color:var(--accent-2);flex-shrink:0;
}
.stat-icon svg{width:20px;height:20px}
.stat .num{
  font-family:'Archivo',sans-serif;font-weight:800;font-size:26px;letter-spacing:-.02em;
  line-height:1.1;
}
.stat .lbl{color:var(--muted);font-size:13px}

/* ---------- sections ---------- */
section{padding:92px 0}
.sec-head{margin-bottom:52px;text-align:center}
.sec-label{
  font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--accent-2);
  letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px;
}
h2{
  font-family:'Archivo',sans-serif;font-weight:700;
  font-size:clamp(26px,3.4vw,36px);letter-spacing:-.02em;margin-bottom:12px;
}
.sec-head p{color:var(--muted);max-width:54ch;margin:0 auto}

/* skills */
.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.skill{
  background:var(--surface);border:1px solid var(--line);border-radius:12px;
  padding:20px 22px;
}
.skill-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.skill-name{display:flex;align-items:center;gap:12px;font-weight:600;font-size:15px}
.skill-name img{width:26px;height:26px}
.skill-pct{font-family:'JetBrains Mono',monospace;font-size:12.5px;color:var(--muted)}
.bar{height:6px;background:var(--line-soft);border-radius:99px;overflow:hidden}
.bar i{
  display:block;height:100%;width:0;border-radius:99px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  transition:width 1.1s cubic-bezier(.22,.8,.3,1);
}

/* work */
#work{background:var(--surface);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.proj{
  background:var(--bg);border:1px solid var(--line);border-radius:14px;
  overflow:hidden;display:flex;flex-direction:column;
  transition:border-color .2s,transform .2s;
}
.proj:hover{border-color:#34345C;transform:translateY(-4px)}
.proj-thumb{
  height:170px;position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background:linear-gradient(150deg,#15152A,#0E0E1A);
}
.proj-thumb svg{position:absolute;inset:0;width:100%;height:100%}
.proj-num{
  position:absolute;top:14px;left:16px;
  font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--faint);
  letter-spacing:.08em;
}
.proj-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.proj h3{font-family:'Archivo',sans-serif;font-weight:600;font-size:17.5px;letter-spacing:-.01em}
.proj p{color:var(--muted);font-size:14px;flex:1}
.tags{display:flex;gap:7px;flex-wrap:wrap}
.tag{
  font-family:'JetBrains Mono',monospace;font-size:10.5px;color:var(--muted);
  border:1px solid var(--line);border-radius:6px;padding:4px 8px;
}
.proj-link{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:600;color:var(--accent-2);margin-top:2px;
}
.proj-link svg{width:14px;height:14px}

/* process */
.proc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.proc{
  background:var(--surface);border:1px solid var(--line);border-radius:12px;
  padding:26px 24px;position:relative;
}
.proc-num{
  font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--accent-2);
  margin-bottom:16px;display:block;
}
.proc h3{font-family:'Archivo',sans-serif;font-weight:600;font-size:16px;margin-bottom:8px}
.proc p{color:var(--muted);font-size:13.5px}

/* testimonial */
#testimonials{background:var(--surface);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.testi-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:920px;margin:0 auto}
.testi{
  background:var(--bg);border:1px solid var(--line);border-radius:14px;
  padding:30px 28px;display:flex;flex-direction:column;gap:18px;
}
.quote-mark{color:var(--accent);width:26px;height:26px}
.testi p{color:var(--muted);font-size:15px;flex:1}
.testi-who{display:flex;align-items:center;gap:13px}
.avatar{
  width:42px;height:42px;border-radius:50%;
  background:var(--accent-soft);border:1px solid rgba(109,93,246,.35);
  display:flex;align-items:center;justify-content:center;
  font-family:'Archivo',sans-serif;font-weight:700;font-size:15px;color:var(--accent-2);
}
.testi-who .nm{font-weight:600;font-size:14.5px}
.testi-who .rl{color:var(--faint);font-size:12.5px}

/* contact */
.contact-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  padding:52px;
}
.contact-grid h2{margin-bottom:14px}
.contact-grid>div>p{color:var(--muted);margin-bottom:30px;max-width:42ch}
.c-item{
  display:flex;align-items:center;gap:15px;padding:15px 0;
  border-bottom:1px solid var(--line-soft);
}
.c-item:last-of-type{border-bottom:none}
.c-icon{
  width:42px;height:42px;border-radius:10px;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;color:var(--accent-2);flex-shrink:0;
}
.c-icon svg{width:18px;height:18px}
.c-item .k{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--faint);
  text-transform:uppercase;letter-spacing:.07em}
.c-item .v{font-weight:500;font-size:15px}
.socials{display:flex;gap:10px;margin-top:26px}
.soc{
  width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--muted);
  transition:color .15s,border-color .15s;
}
.soc:hover{color:var(--text);border-color:var(--muted)}
.soc svg{width:17px;height:17px}
/* form */
.form-field{margin-bottom:16px}
.form-field label{
  display:block;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--faint);
  text-transform:uppercase;letter-spacing:.07em;margin-bottom:8px;
}
.form-field input,.form-field textarea{
  width:100%;background:var(--bg);border:1px solid var(--line);border-radius:9px;
  padding:13px 15px;color:var(--text);font-family:inherit;font-size:14.5px;
  transition:border-color .15s;
}
.form-field input:focus,.form-field textarea:focus{outline:none;border-color:var(--accent)}
.form-field textarea{resize:vertical;min-height:120px}
.form-note{font-size:12.5px;color:var(--faint);margin-top:12px}

/* footer */
footer{border-top:1px solid var(--line-soft);padding:48px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px;padding-bottom:44px}
.foot-grid .logo{margin-bottom:14px}
.foot-grid p{color:var(--muted);font-size:14px;max-width:34ch}
.foot-col h4{
  font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--faint);
  text-transform:uppercase;letter-spacing:.08em;margin-bottom:16px;
}
.foot-col a{display:block;color:var(--muted);font-size:14px;padding:5px 0;transition:color .15s}
.foot-col a:hover{color:var(--text)}
.foot-bar{
  border-top:1px solid var(--line-soft);padding:20px 0;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--faint);
}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .dot{animation:none}
  .bar i{transition:none}
  .float-card,.badge-float{animation:none}
  .cursor{animation:none}
  .proj:hover,.btn-primary:hover{transform:none}
}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

/* responsive */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:24px}
  .hero-visual{min-height:420px;order:-1}
  .stats-grid{grid-template-columns:1fr 1fr}
  .skills-grid{grid-template-columns:1fr 1fr}
  .work-grid{grid-template-columns:1fr 1fr}
  .proc-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .nav-links{
    display:none;position:absolute;top:66px;left:0;right:0;
    background:var(--bg);border-bottom:1px solid var(--line);
    flex-direction:column;padding:20px 24px;gap:18px;align-items:flex-start;
  }
  .nav-links.open{display:flex}
  .menu-btn{display:block}
  .nav-cta{display:none}
  .hero{padding:48px 0 52px}
  .hero-visual{min-height:360px}
  .orb{width:280px;height:280px;bottom:20px}
  .photo-wrap{width:270px;height:340px}
  .photo-fallback{width:240px;height:310px}
  .float-card{right:0;top:60px;font-size:10.5px}
  .badge-float{left:0;bottom:60px}
  .stats-grid{grid-template-columns:1fr}
  .skills-grid{grid-template-columns:1fr}
  .work-grid{grid-template-columns:1fr}
  .proc-grid{grid-template-columns:1fr}
  .testi-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;padding:32px 24px;gap:36px}
  .foot-grid{grid-template-columns:1fr}
}

/* toast */
.toast{
  position:fixed;top:24px;right:24px;z-index:999;
  display:flex;align-items:flex-start;gap:12px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:12px;
  padding:16px 18px;max-width:340px;
  box-shadow:0 12px 32px rgba(0,0,0,.35);
  transform:translateX(120%);opacity:0;
  transition:transform .35s cubic-bezier(.16,1,.3,1),opacity .35s;
  pointer-events:none;
}
.toast.show{transform:translateX(0);opacity:1;pointer-events:auto}
.toast-icon{
  flex:none;width:22px;height:22px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;color:#fff;margin-top:1px;
}
.toast.success .toast-icon{background:#2ecc71}
.toast.error .toast-icon{background:#e05252}
.toast-title{font-size:14px;font-weight:600;color:var(--text,#fff);margin-bottom:2px}
.toast-msg{font-size:13px;color:var(--muted);line-height:1.4}
@media (max-width:640px){
  .toast{left:16px;right:16px;top:16px;max-width:none}
}