:root{color-scheme:light dark;--bg:#f7f8f5;--fg:#173532;--mut:#70858b;--line:#dde4e0;--accent:#173532}
@media (prefers-color-scheme:dark){:root{--bg:#122b27;--fg:#edf3ed;--mut:#9fb3aa;--line:#24423c}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 system-ui,-apple-system,"Segoe UI",sans-serif}
main{max-width:760px;margin:0 auto;padding:32px 16px 72px}
a{color:var(--accent)}h1{font-size:2rem;line-height:1.2;margin:.4em 0 .2em}h2{font-size:1.2rem;margin:2em 0 .4em;padding-top:1em;border-top:1px solid var(--line)}
.meta{color:var(--mut);font-size:.9rem}nav{display:flex;gap:16px;flex-wrap:wrap;font-size:.95rem}
ul{padding-left:1.2em}li{margin:.25em 0}
.aff-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:12px 0}
.aff-kpi{border:1px solid var(--line);border-radius:10px;padding:12px}.aff-kpi b{display:block;font-size:1.4rem}.aff-kpi small{color:var(--mut);display:block}
.aff-row{display:flex;gap:8px;flex-wrap:wrap}.aff-row input{flex:1;min-width:220px;padding:10px;border:1px solid var(--line);border-radius:8px;background:transparent;color:var(--fg);font:inherit}
.aff-button{display:inline-block;padding:10px 16px;border:0;border-radius:8px;background:var(--accent);color:#08210f;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
.aff-error{color:#c0392b}