:root{color-scheme:light dark;--bg:#f5f8f7;--panel:#fff;--text:#16211d;--muted:#53645e;--line:#cbd8d3;--brand:#087a5b;--accent:#e0f5ee}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.55 system-ui,sans-serif}header,main,footer{max-width:1120px;margin:auto;padding:18px 24px}header{display:flex;gap:24px;align-items:center;justify-content:space-between}.brand{font-size:1.25rem;font-weight:800;color:var(--brand);text-decoration:none}nav{display:flex;gap:14px;flex-wrap:wrap}a{color:var(--brand)}.hero,.panel,.content,.card{background:var(--panel);border:1px solid var(--line);border-radius:14px}.hero,.panel,.content{padding:clamp(20px,4vw,42px);margin:18px 0}.hero h1,.panel h1{font-size:clamp(2rem,5vw,3.5rem);line-height:1.08;margin:.1em 0}.lede{font-size:1.2rem;color:var(--muted)}.grid,.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.card{display:block;padding:20px;text-decoration:none;color:inherit}.card strong{color:var(--brand);font-size:1.1rem}.card p{color:var(--muted)}label{display:grid;gap:6px;font-weight:650}input{width:100%;padding:12px;border:1px solid var(--line);border-radius:8px;font:inherit;background:var(--panel);color:inherit}.actions{margin:18px 0}button{padding:12px 24px;border:0;border-radius:8px;background:var(--brand);color:#fff;font:700 1rem inherit;cursor:pointer}.result{display:block;background:var(--accent);padding:18px;border-radius:10px}.result strong{display:block;font-size:2rem}.facts{display:flex;gap:24px;flex-wrap:wrap}.tool-error{color:#a11}.breadcrumbs,.note{color:var(--muted)}details{border-top:1px solid var(--line);padding:12px 0}summary{font-weight:700;cursor:pointer}footer{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:30px}@media(max-width:650px){header{align-items:flex-start;flex-direction:column}header,main,footer{padding:14px}.facts{display:grid;gap:4px}}@media(prefers-color-scheme:dark){:root{--bg:#101714;--panel:#18221e;--text:#edf5f1;--muted:#a9bbb3;--line:#344740;--brand:#6edbb8;--accent:#213d34}}