:root{--bg:#0f1412;--fg:#f4f7f4;--muted:#9aab9e;--accent:#6fbf73;--surface:#1a221c;--line:rgba(244,247,244,0.08);--display:"Fraunces",Georgia,serif;--body:"Source Sans 3","Segoe UI",sans-serif}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:var(--body);min-height:100%}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.shell{min-height:100vh;background:radial-gradient(ellipse at 20% 0,rgba(111,191,115,.18),transparent 50%),radial-gradient(ellipse at 90% 20%,rgba(90,140,120,.12),transparent 40%),var(--bg)}.container{width:min(1100px,calc(100% - 2rem));margin:0 auto}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;padding:.7rem 1.1rem;border-radius:999px;border:0;background:var(--accent);color:#0c120e;font-weight:650;cursor:pointer;text-decoration:none}.btn.secondary{background:transparent;color:var(--fg);border:1px solid var(--line)}.btn:hover{text-decoration:none;filter:brightness(1.05)}.card{background:color-mix(in srgb,var(--surface) 88%,transparent);border:1px solid var(--line);border-radius:16px;padding:1.1rem 1.25rem}.table{width:100%;border-collapse:collapse;font-size:.95rem}.table td,.table th{text-align:left;padding:.75rem .5rem;border-bottom:1px solid var(--line)}.muted{color:var(--muted)}.stack{display:grid;grid-gap:1rem;gap:1rem}.row{display:flex;gap:.75rem;flex-wrap:wrap;align-items:center}input,select,textarea{width:100%;background:#0c100d;border:1px solid var(--line);color:var(--fg);border-radius:10px;padding:.7rem .85rem;font:inherit}.admin-nav{display:flex;gap:1rem;flex-wrap:wrap;padding:1rem 0;border-bottom:1px solid var(--line);margin-bottom:1.5rem}.admin-nav a{color:var(--muted)}.admin-nav a.active,.admin-nav a:hover{color:var(--fg)}.chat-bubble{max-width:70%;padding:.75rem .9rem;border-radius:14px;margin:.4rem 0;white-space:pre-wrap}.chat-bubble.in{background:var(--surface)}.chat-bubble.out{background:color-mix(in srgb,var(--accent) 25%,var(--surface));margin-left:auto}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));grid-gap:.85rem;gap:.85rem}.kpi strong{display:block;font-size:1.6rem;margin-top:.25rem}