* { box-sizing: border-box; }
body {
    font-family: -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
    background: #f4f5f7;
    color: #1b1f24;
    margin: 0;
}
.container { max-width: 960px; margin: 0 auto; padding: 32px 20px; }
.card {
    background: #fff;
    border: 1px solid #e2e5ea;
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 20px;
}
h1, h2, h3 { margin-top: 0; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid #eee; font-size: 14px; }
th { color: #666; font-weight: 600; }
.btn {
    display: inline-block;
    background: #1b1f24;
    color: #fff;
    padding: 10px 18px;
    border-radius: 6px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-size: 14px;
}
input, select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
    margin-bottom: 12px;
    font-size: 14px;
}
label { font-size: 13px; color: #555; display: block; margin-bottom: 4px; }
.stat { display: inline-block; margin-right: 32px; }
.stat .num { font-size: 26px; font-weight: 700; }
.stat .label { font-size: 13px; color: #666; }
.badge { padding: 2px 8px; border-radius: 12px; font-size: 12px; }
.badge.approved { background: #dcf5e3; color: #14804a; }
.badge.pending { background: #fff3cd; color: #8a6d00; }
.badge.rejected { background: #fbdcdc; color: #a11d1d; }
.error { color: #a11d1d; font-size: 14px; }
nav a { margin-right: 16px; color: #1b1f24; text-decoration: none; font-size: 14px; }