@font-face{font-family:Orbitron;font-weight:700 900;font-display:swap;src:url(fonts/orbitron-v35-latin.woff2) format('woff2')}
@font-face{font-family:'Lexend Exa';font-weight:400 500;font-display:swap;src:url(fonts/lexend-exa-v35-latin.woff2) format('woff2')}
@font-face{font-family:Lexend;font-weight:300 600;font-display:swap;src:url(fonts/lexend-v26-latin.woff2) format('woff2')}
:root{--bg:#0B0B0D;--bg2:#121216;--fg:#F5F5F5;--red:#C81018;--red2:#ff2a33;--gray:#96969E;--line:#1f1f25;--ok:#3fbf73;--okbg:#0f2a1a;--bad:#ff5a61;--badbg:#2a0b0e;--gold:#d9a441}
*{box-sizing:border-box}
body{margin:0;background-color:var(--bg);background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);background-size:50px 50px;color:var(--fg);font:17px/1.6 Lexend,system-ui,sans-serif;min-height:100vh;display:flex;flex-direction:column}
a{color:var(--fg);text-decoration-color:var(--red);text-underline-offset:3px}
:focus-visible{outline:2px solid var(--red2);outline-offset:3px}
.wrap{max-width:820px;margin:0 auto;padding:0 18px;width:100%}
header.site{border-bottom:1px solid var(--line);background:rgba(11,11,13,.9);position:sticky;top:0;z-index:5}
.hdr{display:flex;justify-content:space-between;align-items:center;min-height:60px;gap:10px}
.brand{font:900 15px Orbitron,sans-serif;letter-spacing:.06em;text-decoration:none;white-space:nowrap}.r{color:var(--red)}
nav.main{display:flex;gap:2px}
nav.main a{font:12px 'Lexend Exa',sans-serif;text-transform:uppercase;letter-spacing:.12em;text-decoration:none;color:var(--gray);padding:8px 8px;border-radius:4px}
nav.main a:hover{color:var(--fg);background:#16161a}
main{padding-top:28px;padding-bottom:40px;flex:1}
h1,h2,h3{font-family:Orbitron,sans-serif;font-weight:900;letter-spacing:.03em;line-height:1.2}
h1{font-size:clamp(24px,5vw,34px);margin:6px 0 10px}
h2{font-size:20px;margin:26px 0 12px;display:flex;align-items:center;gap:12px}
h2::before{content:"";width:18px;height:3px;background:var(--red);flex:none}
h3{font-size:16px;margin:6px 0}
.label,.step{font:12px 'Lexend Exa',sans-serif;letter-spacing:.16em;text-transform:uppercase;color:var(--gray)}
.label a,.step a{color:var(--gray)}
.mute{color:var(--gray)}.small{font-size:14px}
.certs{display:grid;gap:14px;margin-top:18px}
.cert{display:block;background:var(--bg2);border:1px solid var(--line);border-left:3px solid var(--red);padding:18px 20px;border-radius:4px;text-decoration:none;color:var(--fg)}
a.cert:hover{border-color:var(--red)}.cert.off{border-left-color:var(--line);color:var(--gray)}.cert.off h3{color:#c4c4cc}
.cert h2{margin:6px 0}
.bar{height:6px;background:#1a1a1f;border-radius:3px;overflow:hidden;margin:12px 0 8px}.bar i{display:block;height:100%;background:var(--red)}
.btn{display:inline-block;font:13px 'Lexend Exa',sans-serif;text-transform:uppercase;letter-spacing:.12em;text-decoration:none;padding:12px 18px;border:1px solid var(--red);border-radius:4px;background:var(--red);color:#fff;cursor:pointer}
.btn:hover{background:var(--red2);border-color:var(--red2)}
.btn.ghost{background:var(--bg2);border-color:var(--line);color:var(--fg)}.btn.ghost:hover{border-color:var(--red)}
.area{margin-top:26px}.area h3{font:12px 'Lexend Exa',sans-serif;letter-spacing:.16em;text-transform:uppercase;color:var(--gray);margin:0 0 4px}
.skill{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:13px 0;border-bottom:1px solid var(--line);color:var(--fg);text-decoration:none}
.skill:hover .t{text-decoration:underline;text-decoration-color:var(--red)}
.tag{font:11px 'Lexend Exa',sans-serif;letter-spacing:.1em;text-transform:uppercase;padding:3px 8px;border-radius:3px;white-space:nowrap;border:1px solid var(--line);color:var(--gray)}
.tag.solid{border-color:#1f5a37;color:var(--ok)}.tag.learning{border-color:#3a1014;color:#ff9aa0}
.panel{background:var(--bg2);border:1px solid var(--line);padding:20px;border-radius:4px;margin:16px 0}
.setup{background:#0e0e11;border-left:3px solid var(--gray);padding:12px 14px;margin:12px 0}
.opt{display:block;width:100%;text-align:left;font:inherit;background:#0f0f12;border:1px solid var(--line);padding:13px 14px;margin:8px 0;border-radius:4px;cursor:pointer;color:var(--fg)}
.opt:hover:not(:disabled){border-color:var(--red)}.opt:disabled{cursor:default}
.opt.right{border-color:var(--ok);background:var(--okbg)}.opt.wrong{border-color:var(--bad);background:var(--badbg)}
.fb{padding:12px 14px;border-radius:4px;margin:12px 0}.fb.ok{background:var(--okbg);border:1px solid #1f5a37}.fb.no{background:var(--badbg);border:1px solid #5a1a1f}
.bridge{border-left:3px solid var(--gold);background:#17140c;padding:12px 14px;margin:12px 0}.bridge b{color:#f3d48a}
.dig{border:1px dashed var(--red);padding:16px;border-radius:4px;margin:14px 0;background:#0e0e11}
.row{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.linkbtn{background:none;border:0;color:var(--gray);text-decoration:underline;text-decoration-color:var(--red);cursor:pointer;font:inherit}
footer.site{border-top:1px solid var(--line);padding:22px 0;color:var(--gray);font-size:13px}
ul.obj{margin:6px 0 0;padding-left:20px;color:var(--gray);font-size:14px}
.fnd{display:flex;justify-content:space-between;font-size:15px;padding:6px 0;border-bottom:1px solid var(--line)}
@media(max-width:440px){.brand{font-size:13px}nav.main a.ext{display:none}}
.skip{position:absolute;left:-999px;top:0;background:var(--red);color:#fff;padding:8px 12px;z-index:10}.skip:focus{left:8px;top:8px}
.cert .tag{display:inline-block;margin-top:10px}
@media(max-width:520px){.brand{font-size:12px}nav.main a{padding:8px 5px;letter-spacing:.08em}}
.navbtn{font:12px 'Lexend Exa',sans-serif;text-transform:uppercase;letter-spacing:.12em;color:var(--fg);background:none;border:1px solid var(--line);padding:7px 10px;border-radius:4px;cursor:pointer;margin-left:6px}
.navbtn:hover{border-color:var(--red)}
dialog#authdlg{background:var(--bg2);color:var(--fg);border:1px solid var(--line);border-top:3px solid var(--red);border-radius:4px;max-width:420px;width:calc(100% - 32px);padding:22px}
dialog#authdlg::backdrop{background:rgba(0,0,0,.7)}
#authdlg h2{margin-top:0}
#authdlg label{display:block;font:12px 'Lexend Exa',sans-serif;letter-spacing:.12em;text-transform:uppercase;color:var(--gray);margin:14px 0 6px}
#authdlg input{width:100%;font:17px Lexend,sans-serif;background:var(--bg);color:var(--fg);border:1px solid var(--line);border-radius:4px;padding:10px 12px}
#authdlg input:focus{border-color:var(--red);outline:none}
#authdlg .msg{min-height:1.4em;font-size:14px;margin-top:10px}#authdlg .msg.err{color:var(--bad)}
#authdlg .or{color:var(--gray);font-size:14px;margin:14px 0 4px}

.viz{margin:14px 0;max-width:100%}
.viz img{display:block;width:100%;height:auto;border-radius:10px;border:1px solid rgba(150,150,158,.25)}