:root {
  --bg: #030603;
  --phos: #4ce228;
  --phos-2: #3ac71a;
  --phos-hi: #9bff7e;
  --text: #c4f5ba;
  --ink: #eaffe5;
  --muted: #7fb873;
  --line: rgba(76, 226, 40, .22);
  --line-hi: rgba(76, 226, 40, .55);
  --glass: rgba(14, 58, 30, .26);
  --glass-hi: rgba(20, 84, 42, .34);
  --hud-h: 56px;
  --display: "VT323", ui-monospace, monospace;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--hud-h) + 16px); background: var(--bg); }
body {
  margin: 0; color: var(--text); background: var(--bg);
  font: 15px/1.6 var(--mono);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(1100px 600px at 85% -10%, rgba(30, 140, 60, .14), transparent 60%),
    radial-gradient(900px 500px at -10% 45%, rgba(20, 110, 50, .10), transparent 60%);
}
::selection { background: var(--phos); color: #000; }
:focus-visible { outline: 2px solid var(--phos-hi); outline-offset: 3px; border-radius: 3px; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--phos); text-underline-offset: 3px; }
a:hover { color: var(--phos-hi); }
em { font-style: normal; color: var(--ink); }
p { margin: 0; }

.skip { position: absolute; left: -999px; top: 8px; z-index: 200; background: var(--phos); color: #000; padding: 6px 12px; }
.skip:focus { left: 8px; }

h1, h2 { font-family: var(--display); font-weight: 400; color: var(--ink); line-height: .95; letter-spacing: -.01em; margin: 0; text-wrap: balance; }

#crt-layers { position: fixed; inset: 0; z-index: 90; pointer-events: none; display: none; }
#crt-layers > div { position: absolute; inset: 0; }
.crt-scan #crt-layers, .crt-full #crt-layers { display: block; }
.l-scan { background: repeating-linear-gradient(to bottom, transparent 0 2px, rgba(0, 0, 0, .26) 2px 3px); }
.l-vig { display: none; }
.crt-full .l-vig {
  display: block; border-radius: 38px / 28px;
  background: radial-gradient(ellipse at center, transparent 58%, rgba(0, 0, 0, .55) 100%);
  box-shadow: inset 0 0 90px 18px rgba(0, 0, 0, .8), inset 0 0 24px rgba(76, 226, 40, .1);
}
.crt-scan h1, .crt-scan h2 { text-shadow: 0 0 10px rgba(76, 226, 40, .35); }
.crt-full #main, .crt-full #profile, .crt-full #hud { text-shadow: 0 0 5px rgba(76, 226, 40, .38), 0 0 12px rgba(76, 226, 40, .14); }

.crt-power .shell { animation: power .5s ease-out; }
@keyframes power {
  0% { opacity: .2; transform: scaleY(.02); }
  45% { opacity: 1; transform: scaleY(1); }
}

#hud {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60; height: var(--hud-h);
  display: flex; align-items: center; gap: 24px; padding: 0 24px;
  background: rgba(3, 6, 3, .94); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--phos); text-decoration: none; font-weight: 700; letter-spacing: .08em; font-size: 14px; }
.brand b { color: var(--ink); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--phos); box-shadow: 0 0 8px var(--phos); }
#hud nav { display: flex; gap: 20px; margin-left: auto; }
#hud nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
#hud nav a:hover { color: var(--phos); }

.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: rgba(0, 0, 0, .4); }
.seg button {
  all: unset; cursor: pointer; padding: 5px 11px; font-size: 12px; font-weight: 700;
  color: var(--muted); letter-spacing: .06em; transition: background .15s, color .15s;
}
.seg button + button { border-left: 1px solid var(--line); }
.seg button:hover { color: var(--phos); }
.seg button[aria-checked="true"] { background: var(--phos); color: #000; text-shadow: none; }
.seg button:focus-visible { outline-offset: -2px; }

.shell {
  max-width: 1200px; margin: 0 auto; padding: calc(var(--hud-h) + 32px) 24px 0;
  display: grid; gap: 32px; grid-template-columns: 300px minmax(0, 1fr);
}
#profile { position: sticky; top: calc(var(--hud-h) + 32px); align-self: start; display: grid; gap: 16px; }
main { display: grid; gap: 40px; min-width: 0; }

.panel {
  position: relative; padding: 28px;
  background: linear-gradient(145deg, var(--glass-hi), var(--glass));
  border: 1px solid var(--line); border-radius: 14px;
  box-shadow: inset 0 1px 0 rgba(155, 255, 126, .07);
  transition: border-color .2s;
}
.panel:hover { border-color: var(--line-hi); }
.panel::before, .panel::after {
  content: ""; position: absolute; width: 14px; height: 14px; pointer-events: none;
  border: 2px solid var(--phos); opacity: .8;
}
.panel::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; border-top-left-radius: 14px; }
.panel::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; border-bottom-right-radius: 14px; }

.inset { background: rgba(0, 0, 0, .45); border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.note { font-size: 13px; color: var(--muted); }
.head { display: flex; align-items: baseline; gap: 16px; }
.tag { margin-left: auto; font-size: 12px; padding: 2px 9px; border: 1px solid var(--line); border-radius: 4px; color: var(--muted); white-space: nowrap; text-decoration: none; }
a.tag:hover { color: var(--phos); border-color: var(--line-hi); }
section h2 { font-size: 48px; }
.desc { margin-top: 12px; max-width: 64ch; }
.sub { font-weight: 700; color: var(--phos); margin-bottom: 10px; }

.avatar { position: relative; }
.avatar > img:first-child { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 12px; border: 1px solid var(--line-hi); }
.avatar-cat { position: absolute; right: -10px; bottom: -16px; width: 72px; filter: drop-shadow(0 0 8px rgba(76, 226, 40, .5)); }
#profile h1 { font-size: 64px; margin-top: 22px; }
.role { color: var(--phos); margin-top: 6px; }
.links { list-style: none; padding: 0; margin: 18px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.links a {
  display: inline-block; padding: 5px 12px; font-size: 13px; font-weight: 700; text-decoration: none;
  border: 1px solid var(--line-hi); border-radius: 6px; background: rgba(76, 226, 40, .06);
  transition: background .15s, color .15s;
}
.links a:hover { background: rgba(76, 226, 40, .18); }

.mini { display: flex; align-items: center; gap: 14px; padding: 16px 18px; }
.mini-title { color: var(--ink); font-weight: 700; font-size: 13px; }

.btn {
  all: unset; cursor: pointer; display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; font-size: 13px; font-weight: 700; border-radius: 6px;
  border: 1px solid var(--line-hi); color: var(--phos); background: rgba(76, 226, 40, .06);
  transition: background .15s, transform .1s;
}
.btn:hover { background: rgba(76, 226, 40, .18); }
.btn:active { transform: scale(.96); }
.btn.solid { background: var(--phos); color: #000; text-shadow: none; }
.btn.solid:hover { background: var(--phos-hi); }
.btn.sm { padding: 3px 9px; font-size: 12px; }

input[type="range"] { -webkit-appearance: none; appearance: none; background: transparent; width: 100%; height: 22px; margin: 0; cursor: pointer; }
input[type="range"]::-webkit-slider-runnable-track { height: 3px; background: rgba(76, 226, 40, .28); border-radius: 2px; }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 12px; height: 14px; margin-top: -5.5px; background: var(--phos); border-radius: 2px; border: 0; }
input[type="range"]::-moz-range-track { height: 3px; background: rgba(76, 226, 40, .28); border-radius: 2px; }
input[type="range"]::-moz-range-thumb { width: 12px; height: 14px; background: var(--phos); border-radius: 2px; border: 0; }
.ctl { display: grid; grid-template-columns: 1fr auto; column-gap: 8px; font-size: 13px; }
.ctl > output { color: var(--phos-hi); font-weight: 700; font-variant-numeric: tabular-nums; }
.ctl > input { grid-column: 1 / -1; }

.intro h2 { font-size: clamp(40px, 4.6vw, 64px); }
.lead { margin-top: 20px; font-size: 17px; max-width: 58ch; color: var(--ink); }
.skills { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px 32px; }
.skills b { display: block; color: var(--phos); }

.ost { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 20px; }
.ost-main { display: grid; gap: 14px; align-content: start; }
.ost-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.ost-title { color: var(--ink); font-weight: 700; }
.eq-presets { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.eq-bands { display: flex; justify-content: space-between; }
.eq-band { display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 11px; color: var(--muted); }
.eq-band output { color: var(--phos-hi); font-weight: 700; min-height: 1.4em; }
input.eq-slider { writing-mode: vertical-lr; direction: rtl; width: 22px; height: 120px; }
input.eq-slider::-webkit-slider-runnable-track { width: 3px; height: 100%; }
input.eq-slider::-webkit-slider-thumb { width: 14px; height: 12px; margin-top: 0; margin-left: -5.5px; }
input.eq-slider::-moz-range-track { width: 3px; height: 100%; }
input.eq-slider::-moz-range-thumb { width: 14px; height: 12px; }
canvas.viz { width: 100%; height: 130px; display: block; background: #010301; border: 1px solid var(--line); border-radius: 8px; }
canvas.viz.eq { height: 90px; margin-top: 14px; }

.repos { list-style: none; padding: 0; margin: 20px 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.repo { display: block; height: 100%; padding: 16px 18px; text-decoration: none; color: var(--text); transition: border-color .15s, transform .15s; }
.repo:hover { border-color: var(--line-hi); color: var(--text); transform: translateY(-2px); }
.repo-name { font: 30px/1 var(--display); color: var(--ink); }
.repo p { margin-top: 8px; font-size: 14px; }
.repo-meta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 12px; font-size: 12px; color: var(--muted); }
.lang::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--c, var(--phos)); margin-right: 6px; }

.projects { margin: 24px 0 0; display: grid; gap: 24px; }
.projects dt { font: 32px/1 var(--display); color: var(--ink); }
.projects dt span { font: 13px var(--mono); color: var(--phos); margin-left: 10px; vertical-align: middle; }
.projects dd { margin: 8px 0 0; max-width: 64ch; }

.ttk { display: grid; grid-template-columns: 1.3fr 1fr; gap: 24px; margin-top: 20px; }
.ttk-ctl { display: grid; gap: 10px; }
.ttk-out { align-self: start; display: grid; gap: 8px; }
.ttk-num { font: 80px/1 var(--display); color: var(--phos); font-variant-numeric: tabular-nums; }
#ttk-verdict { color: var(--ink); }

.foot { max-width: 1200px; margin: 120px auto 0; padding: 0 24px 40px; }
.foot-name { font: clamp(64px, 14vw, 180px)/.85 var(--display); color: var(--phos); opacity: .9; letter-spacing: -.02em; }
.foot .note { margin-top: 12px; }

.reveal-on .reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s cubic-bezier(.2, .7, .2, 1); }
.reveal-on .reveal.in { opacity: 1; transform: none; }

@media (max-width: 1000px) {
  .shell { grid-template-columns: 1fr; }
  #profile { position: static; grid-template-columns: 1fr 1fr; align-items: start; }
}
@media (max-width: 720px) {
  :root { --hud-h: 52px; }
  #hud { gap: 12px; padding: 0 16px; }
  #hud nav { display: none; }
  .seg { margin-left: auto; }
  .shell { padding: calc(var(--hud-h) + 20px) 16px 0; gap: 24px; }
  main { gap: 24px; }
  #profile { grid-template-columns: 1fr; }
  .panel { padding: 20px 18px; }
  section h2 { font-size: 40px; }
  .ost, .ttk { grid-template-columns: 1fr; }
  .foot { margin-top: 80px; padding: 0 16px 32px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .crt-power .shell { animation: none; }
  .reveal-on .reveal { transform: none; transition: opacity .2s; }
  .repo:hover { transform: none; }
}