:root{--bg:#0E0E0F;--fg:#F2F2EF;--mut:#8A8A85;--acc:#E9FF5A;--line:#26262A;--card:#16161A}
*{margin:0;padding:0;box-sizing:border-box}
body{background:var(--bg);color:var(--fg);font-family:'Archivo',sans-serif;line-height:1.5}
::selection{background:var(--acc);color:#000}
img{display:block;max-width:100%}
a{color:inherit}
.demo-bar{background:#000;color:var(--fg);font-family:'Space Mono',monospace;font-size:.74rem;text-align:center;padding:8px;letter-spacing:.04em}
.demo-bar a{color:var(--acc)}
.wrap{max-width:1200px;margin:0 auto;padding:0 30px}
header{padding:22px 0;position:sticky;top:0;background:rgba(14,14,15,.92);backdrop-filter:blur(8px);z-index:20;border-bottom:1px solid var(--line)}
.nav{display:flex;justify-content:space-between;align-items:center}
.logo{font-weight:900;font-size:1.15rem;letter-spacing:-.02em;text-transform:uppercase;text-decoration:none;color:var(--fg)}
.logo span{color:var(--acc)}
nav a{font-family:'Space Mono',monospace;color:var(--mut);text-decoration:none;margin-left:22px;font-size:.78rem}
nav a:hover,nav a.actif{color:var(--fg)}
nav a.actif{border-bottom:2px solid var(--acc);padding-bottom:2px}
.burger{display:none;background:none;border:1px solid var(--line);color:var(--fg);font-family:'Space Mono',monospace;font-size:.74rem;padding:7px 11px;cursor:pointer}
h1{font-weight:900;letter-spacing:-.03em;text-transform:uppercase;line-height:.86}
h2{font-weight:900;letter-spacing:-.02em;text-transform:uppercase}
.tag{font-family:'Space Mono',monospace;color:var(--acc);font-size:.8rem;margin-bottom:18px}
.btn{display:inline-block;background:var(--acc);color:#000;text-decoration:none;font-weight:700;padding:14px 32px;border-radius:40px;font-size:.86rem;text-transform:uppercase;letter-spacing:.04em}
.btn:hover{background:#fff}
.btn.ghost{background:none;border:1px solid var(--fg);color:var(--fg)}
.btn.ghost:hover{background:var(--fg);color:#000}
.page-head{padding:54px 0 30px;border-bottom:1px solid var(--line)}
.page-head h1{font-size:clamp(2.6rem,8vw,5rem)}
section{padding:50px 0}
footer{font-family:'Space Mono',monospace;font-size:.76rem;color:var(--mut);padding:34px 0;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px}
footer a{color:var(--mut);text-decoration:none}
footer a:hover{color:var(--acc)}
@media(max-width:760px){
  nav{position:absolute;top:62px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;padding:14px 30px;display:none}
  nav.open{display:flex}nav a{margin:8px 0}
  .burger{display:block}
}