:root{--g900:#0B2E22;--g800:#0F3D2E;--g700:#145A3A;--g600:#17803D;--g500:#1FA851;--g100:#E3F5E9;--g50:#F1FAF4;--lime:#C6F432;--ink:#0E1A14;--muted:#5B6B63;--line:#E2E8E4;--bg:#F4F6F3;--card:#fff;--red:#E5484D;--red100:#FDECEC;--amber:#F5A524;--amber100:#FFF4DC;--blue:#3B6FE0;--r:14px;--sh:0 1px 2px rgba(14,26,20,.06),0 4px 16px rgba(14,26,20,.06)}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:Inter,"Segoe UI",Roboto,system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.45}
a{color:inherit}
button{font:inherit;cursor:pointer}
h1,h2,h3{letter-spacing:-.02em;margin:0}
.topbar{position:sticky;top:0;z-index:50}
.topbar-in{display:flex;align-items:center;gap:16px;padding:10px 20px;background:var(--g900);color:#fff}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;text-decoration:none;font-size:18px;letter-spacing:-.02em}
.brand .logo{width:28px;height:28px;flex:none}
.brand .brand-s{color:#9FDB8A}
.pill{font-size:10.5px;font-weight:800;padding:2px 8px;border-radius:99px;background:var(--lime);color:var(--g900);text-transform:uppercase;letter-spacing:.05em}
.nav{display:flex;gap:4px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{padding:7px 12px;border-radius:8px;text-decoration:none;font-size:14px;color:#BFD8CB;white-space:nowrap;font-weight:500}
.nav a.active,.nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.lang-toggle{display:flex;background:rgba(255,255,255,.12);border-radius:9px;padding:3px;flex:none}
.lang-toggle button{border:0;background:transparent;color:#BFD8CB;font-size:12px;font-weight:700;padding:5px 10px;border-radius:6px}
.lang-toggle button.active{background:#fff;color:var(--g900)}
.demo-banner{background:var(--amber100);color:#6B4E00;font-size:12.5px;text-align:center;padding:6px 12px;border-bottom:1px solid #F1DFA8}
.wrap{max-width:1180px;margin:0 auto;padding:24px 20px 60px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);background:#fff;color:var(--ink);padding:10px 16px;border-radius:10px;font-weight:600;font-size:14.5px;text-decoration:none;transition:.15s}
.btn:hover{border-color:#C7D2CB;background:#FAFBFA}
.btn-primary{background:var(--g600);border-color:var(--g600);color:#fff}
.btn-primary:hover{background:var(--g700);border-color:var(--g700)}
.btn-dark{background:var(--g900);border-color:var(--g900);color:#fff}
.btn-dark:hover{background:var(--g800)}
.btn[disabled]{opacity:.45;pointer-events:none}
.muted{color:var(--muted)}
.tag{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;padding:3px 9px;border-radius:99px;background:var(--g100);color:var(--g700)}
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:var(--g900);color:#fff;padding:12px 18px;border-radius:12px;font-size:14px;box-shadow:0 10px 30px rgba(0,0,0,.25);opacity:0;pointer-events:none;transition:.25s;z-index:200;max-width:calc(100% - 32px)}
.toast.show{opacity:1;transform:translate(-50%,0)}
@media (max-width:760px){
  .topbar-in{flex-wrap:wrap;padding:10px 14px;gap:10px}
  .nav{order:3;width:100%;margin-left:0}
  .lang-toggle{margin-left:auto}
  .wrap{padding:16px 14px 48px}
}