.container{max-width:1100px;margin:20px auto;padding:0 16px;}
.card{border:1px solid #ddd;border-radius:14px;padding:16px;margin-bottom:16px;box-shadow:0 6px 20px rgba(0,0,0,.08)}
h1,h2{margin:0 0 12px}table{width:100%;border-collapse:collapse}th,td{padding:8px;border-bottom:1px solid #eee}input,select,button{padding:10px;border-radius:10px;border:1px solid #ccc}button{cursor:pointer}
.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}
.nav a{margin-right:10px;text-decoration:none}
.flash{padding:10px;border-radius:10px;margin-bottom:10px}
.flash-ok{background:#e8fff1;border:1px solid #bde5c8}
.flash-err{background:#ffefef;border:1px solid #e0b4b4}
form.inline>*{margin-right:8px}
.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#eee;margin-left:6px}
.footer{color:#666;padding:30px 0;font-size:12px;text-align:center}