*{box-sizing:border-box}body{font-family:Arial,sans-serif;margin:0;background:#f7f7f3;color:#222}
a{color:#17402A;text-decoration:none}a:hover{text-decoration:underline}
.site-header{position:sticky;top:0;background:#fff;border-bottom:1px solid #ddd;z-index:10}
.topbar,.subbar,.container,.site-footer{max-width:1200px;margin:0 auto;padding:12px 16px}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px}
.topnav,.subbar{display:flex;flex-wrap:wrap;gap:12px}
.brand a{font-weight:bold;font-size:22px}
.container{padding-top:24px;padding-bottom:32px}
.hero{background:#fff;border:1px solid #ddd;border-radius:16px;padding:28px;margin-bottom:20px}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.btn,.btn-secondary,.link-button{display:inline-block;padding:10px 14px;border-radius:10px;border:1px solid #17402A;background:#17402A;color:#fff;cursor:pointer}
.btn-secondary{background:#fff;color:#17402A}
.inline-form{display:inline}
.link-button{background:none;border:none;color:#17402A;padding:0}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.card,.auth-box{background:#fff;border:1px solid #ddd;border-radius:14px;padding:20px}
.auth-box{max-width:520px}
label{display:block;margin-top:12px;margin-bottom:6px;font-weight:bold}
input{width:100%;padding:12px;border:1px solid #ccc;border-radius:10px}
.alert{padding:12px 14px;border-radius:10px;margin-bottom:16px}
.alert.success{background:#e8f5e9;border:1px solid #9ccc65}
.alert.error{background:#ffebee;border:1px solid #ef9a9a}
.field-error{color:#b00020;font-size:14px;margin-top:4px}
.site-footer{padding-bottom:30px;color:#666}
@media (max-width:768px){.topbar{flex-direction:column;align-items:flex-start}}