:root{color-scheme:dark;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;background:#07080d;color:#f3f5f8;font-synthesis:none;text-rendering:optimizeLegibility;--orange:#ff8a29;--panel:#111722;--line:#283244;--muted:#a9b3c2}
*{box-sizing:border-box}
body{margin:0;min-width:320px;background:radial-gradient(ellipse at 75% -15%,#252033 0,transparent 44%),#07080d}
.shell{width:min(920px,calc(100% - 32px));margin:0 auto;padding:48px 0 28px}
.brand{margin:0 0 28px}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.73rem;font-weight:800;color:var(--orange);margin:0 0 10px}
h1{font-size:clamp(2.1rem,7vw,4rem);line-height:1.03;margin:0;letter-spacing:-.045em}
h2{font-size:1.25rem;margin:0 0 16px}
.lead{color:var(--muted);font-size:1.05rem;max-width:640px;line-height:1.6}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px;margin:18px 0}
label{display:block;font-weight:700;margin:0 0 8px}
.row{display:flex;gap:10px}
input{flex:1;min-width:0;background:#070b12;border:1px solid #44516a;border-radius:8px;color:#fff;padding:13px 14px;font:inherit}
input:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
button{border:0;border-radius:8px;background:var(--orange);color:#1b1007;padding:0 18px;font:inherit;font-weight:800;cursor:pointer}
button:disabled{opacity:.55;cursor:wait}
.hint,.limits p,footer{color:var(--muted);line-height:1.55;font-size:.92rem}
.result{border-color:#4e6b55}
.result pre{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;max-height:60vh;overflow:auto;font: .96rem/1.6 ui-monospace,SFMono-Regular,Consolas,monospace;color:#e3e8ef}
.page-links{border-top:1px solid var(--line);margin-top:20px;padding-top:18px}.page-links h3{margin:0 0 8px;font-size:1rem}.link-list{display:flex;flex-wrap:wrap;gap:8px}.link-button{border:1px solid #52617a;background:#0a0f17;color:#dbe3ef;border-radius:7px;padding:8px 10px;text-align:left;max-width:100%;overflow-wrap:anywhere}.link-button:hover{border-color:var(--orange)}
.limits ul{padding-left:1.25rem;line-height:1.65;color:#d4dbe6}
.limits li+li{margin-top:7px}
footer{margin-top:26px}footer a{color:var(--orange)}
@media(max-width:620px){.shell{padding-top:28px}.card{padding:18px}.row{display:grid}.row button{min-height:46px}}