:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#17202a;background:#f5f7f9}*{box-sizing:border-box}body{margin:0}header{background:#101820;color:white;padding:18px 28px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap}header strong{font-size:20px}header span{margin-left:8px;color:#9fc6b5}nav{display:flex;gap:18px;flex-wrap:wrap}nav a{color:#dbe4e8;text-decoration:none;font-size:14px}main{max-width:1180px;margin:32px auto;padding:0 20px}h1{margin:0 0 24px}h2{margin-top:0;font-size:18px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.card,section{background:white;border:1px solid #dde3e7;border-radius:12px;padding:20px}.card b{display:block;font-size:30px}.card span,.muted{color:#68757d;font-size:13px}.split{display:grid;grid-template-columns:minmax(280px,380px) 1fr;gap:20px}.narrow{max-width:520px}form{display:grid;gap:14px}label{font-size:13px;font-weight:600;display:grid;gap:6px}input,select,textarea{width:100%;padding:10px 12px;border:1px solid #cbd5da;border-radius:8px;background:#fff;font:inherit}textarea{resize:vertical}.check{display:flex;align-items:center;gap:8px}.check input{width:auto}button{border:0;background:#19714d;color:white;padding:11px 15px;border-radius:8px;font-weight:700;cursor:pointer}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:11px 8px;border-bottom:1px solid #e7ecef}th{font-size:12px;color:#68757d}.status{padding:3px 8px;border-radius:999px;background:#eef1f3;font-size:12px}.status-sent{background:#e5f3eb}.status-failed{background:#fbe7e7}.alert,.success{padding:10px 12px;border-radius:8px;margin-bottom:16px}.alert{background:#fbe7e7}.success{background:#e5f3eb}.login{min-height:100vh;display:grid;place-items:center}.login-card{width:min(420px,92vw);background:white;padding:28px;border:1px solid #dde3e7;border-radius:14px}.login-card h1{font-size:22px}@media(max-width:850px){.cards{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr}table{display:block;overflow-x:auto}}@media(max-width:480px){.cards{grid-template-columns:1fr}header{padding:16px}main{margin-top:20px}}
.settings-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(260px,1fr);gap:20px;align-items:start}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.info{background:#f0f5f2;border-radius:8px;padding:10px 12px;font-size:14px}.side-info{position:sticky;top:20px}.side-info p{line-height:1.55}.secondary{background:#4d5b63}.reset-form{margin-top:18px}@media(max-width:850px){.settings-grid,.field-row{grid-template-columns:1fr}.side-info{position:static}}