:root{font-family:Inter,Arial,sans-serif;color:#1d2925;background:#f4f7f6}
*{box-sizing:border-box}
body{margin:0}
a{color:#116b50}
.app{display:flex;min-height:100vh}
.sidebar{width:240px;background:#102c24;color:#fff;padding:24px;position:fixed;inset:0 auto 0 0}
.brand{font-weight:800;font-size:20px;margin-bottom:28px}
.sidebar nav{display:grid;gap:8px}
.sidebar a{color:#d8ebe4;text-decoration:none;padding:10px;border-radius:8px}
.sidebar a:hover{background:#1a4639}
.content{margin-left:240px;padding:32px;width:calc(100% - 240px)}
.card{background:#fff;border-radius:14px;padding:22px;margin-bottom:20px;box-shadow:0 5px 20px rgba(15,45,37,.07)}
.narrow{width:min(430px,calc(100vw - 28px))}
.centered{min-height:100vh;display:grid;place-items:center;padding:20px}
label{display:grid;gap:7px;font-weight:600;margin-bottom:15px}
input,textarea,select{width:100%;padding:11px;border:1px solid #ccd7d3;border-radius:9px;font:inherit;background:#fff}
textarea{min-height:100px}
textarea.large{min-height:420px}
textarea.code{min-height:110px;font-family:monospace}
button,.button{display:inline-block;border:0;border-radius:9px;padding:11px 16px;background:#16835d;color:#fff;text-decoration:none;cursor:pointer;font-weight:700}
button.secondary{background:#53645e}
button.danger{background:#a33a3a}
.grid2,.grid3,.grid4{display:grid;gap:15px}
.grid2{grid-template-columns:repeat(2,1fr)}
.grid3{grid-template-columns:2fr 1fr 2fr}
.grid4{grid-template-columns:repeat(4,1fr)}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px}
.stat{background:#fff;border-radius:14px;padding:22px;box-shadow:0 5px 20px rgba(15,45,37,.07)}
.stat strong{display:block;font-size:30px}
.stat span{color:#67736f}
.alert{padding:12px;border-radius:9px;margin-bottom:16px}
.alert.success{background:#dff5e9}
.alert.error{background:#f8dddd}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:12px;border-bottom:1px solid #e8ecea}
.actions{display:flex;gap:6px}
.actions form{margin:0}
code{background:#edf2f0;padding:4px 6px;border-radius:5px}
@media(max-width:800px){
.sidebar{position:static;width:100%}
.app{display:block}
.content{margin:0;width:100%;padding:18px}
.grid2,.grid3,.grid4,.stats{grid-template-columns:1fr}
}