:root{--bg:#0f1115;--panel:#171a21;--panel-2:#1e222b;--border:#2a2f3a;--text:#e6e8ec;--muted:#9aa3b2;--accent:#25d366;--accent-2:#128c7e;--danger:#ef4444;--warn:#f59e0b}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.layout{display:flex;min-height:100vh}.sidebar{width:230px;background:var(--panel);border-right:1px solid var(--border);padding:20px 14px;display:flex;flex-direction:column;gap:4px}.sidebar .brand{font-weight:700;font-size:16px;margin-bottom:16px;padding:0 8px}.sidebar .brand span{color:var(--accent)}.nav-link{color:var(--muted);padding:9px 10px;border-radius:8px;display:block}.nav-link:hover{text-decoration:none}.nav-link.active,.nav-link:hover{background:var(--panel-2);color:var(--text)}.sidebar form{margin-top:auto}.content{flex:1 1;padding:28px 32px;max-width:1100px}h1{font-size:22px;margin:0 0 4px}h2{font-size:16px;margin:24px 0 12px}.muted{color:var(--muted)}.small{font-size:12px}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:18px 20px;margin-bottom:16px}label{display:block;font-size:12px;color:var(--muted);margin:12px 0 4px}input,select,textarea{width:100%;background:var(--panel-2);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:9px 11px;font-size:14px;font-family:inherit}input:focus,select:focus,textarea:focus{outline:1px solid var(--accent-2)}.checkbox-row{display:flex;align-items:center;gap:8px;margin-top:12px}.checkbox-row input{width:auto}.checkbox-row label{margin:0}.btn{display:inline-block;background:var(--accent);color:#05210f;font-weight:600;border:none;border-radius:8px;padding:10px 16px;cursor:pointer;font-size:14px;margin-top:14px}.btn:hover{background:#2ee676}.btn.secondary{background:var(--panel-2);color:var(--text);border:1px solid var(--border)}.btn.danger{background:transparent;color:var(--danger);border:1px solid var(--danger)}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:500}.badge,th{font-size:12px}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-weight:600}.badge.enviado{background:#1e3a8a33;color:#93c5fd}.badge.entregue{background:#14532d33;color:#86efac}.badge.lido{background:#14532d55;color:#4ade80}.badge.falhou{background:#7f1d1d33;color:#fca5a5}.badge.pendente{background:#78350f33;color:#fcd34d}.badge.ativo{background:#14532d33;color:#86efac}.badge.inativo{background:#3f3f46;color:#d4d4d8}.mono,code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}.code-box{background:var(--panel-2);border:1px solid var(--border);border-radius:8px;word-break:break-all;color:var(--accent)}.alert,.code-box{padding:10px 12px}.alert{background:#7f1d1d22;border:1px solid #7f1d1d;color:#fca5a5;border-radius:8px;margin:8px 0}.center-screen{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{width:340px}