*, *::before, *::after { box-sizing: border-box; }
body { margin:0; padding:0; background:#0e0e0e; color:#e0e0e0; font-family:'Courier New', monospace; line-height:1.7; }
.container { max-width:800px; margin:auto; padding:3rem 2rem; }
header { text-align:center; margin-bottom:3rem; }
img.avatar { width:110px; border-radius:50%; border:1px solid #00ff00; margin-bottom:1.2rem; display:block; margin-left:auto; margin-right:auto; }
h1 { color:#00ff00; margin:0; font-size:1.8rem; letter-spacing:0.05em; }
.subtitle { font-size:0.9rem; color:#00aa88; margin-top:0.3rem; letter-spacing:0.1em; text-transform:uppercase; }
h2 { color:#00ff00; font-size:0.85rem; letter-spacing:0.15em; text-transform:uppercase; border-bottom:1px solid #1a3a1a; padding-bottom:0.4em; margin-top:2.5rem; margin-bottom:1rem; }
h2::before { content:'> '; color:#00aa88; }
p { margin:0 0 0.9rem; font-size:0.95rem; }
a { color:#00aaaa; text-decoration:none; }
a:hover { color:#00ff00; }
ul { padding-left:1.2rem; margin:0 0 0.9rem; }
li { margin-bottom:0.5rem; font-size:0.95rem; }
li strong { color:#e0e0e0; }
.skills-grid { display:grid; grid-template-columns:repeat(auto-fill, minmax(220px,1fr)); gap:0.4rem 1.5rem; margin-bottom:0.9rem; }
.skill-group { font-size:0.9rem; }
.skill-group span { color:#00aa88; }
hr.separator { border:none; border-top:1px solid #1a3a1a; margin:3rem 0; }
footer { text-align:center; font-size:0.85rem; color:#666; }
.contacts { margin-bottom:1rem; display:flex; justify-content:center; gap:1.5rem; }
.contacts a { color:#00aa88; font-size:0.85rem; letter-spacing:0.05em; }
.contacts a:hover { color:#00ff00; }
.lang-switch { text-align:right; margin-bottom:1rem; }
.lang-switch button { background:none; color:#00aa88; border:1px solid #1a3a1a; padding:0.25rem 0.8rem; font-family:'Courier New', monospace; font-size:0.8rem; letter-spacing:0.1em; cursor:pointer; }
.lang-switch button:hover { border-color:#00ff00; color:#00ff00; }
@media(max-width:600px){
    .container { padding:2rem 1rem; }
    h1 { font-size:1.4rem; }
    .skills-grid { grid-template-columns:1fr; }
}