:root {
    --primary: #2155a3;
    --primary-dark: #163d78;
    --bg: #f4f6f9;
    --border: #d8dee6;
    --text: #1f2937;
    --danger: #b3261e;
    --success: #1e7e34;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
    background: var(--primary);
    color: #fff;
}
.topbar-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}
.brand { color: #fff; font-weight: 700; font-size: 1.1rem; }
.nav { display: flex; gap: 14px; flex-wrap: wrap; flex: 1; }
.nav a { color: #e8eefc; }
.user-box { display: flex; align-items: center; gap: 10px; color: #e8eefc; font-size: 0.9rem; }
.btn-link { color: #fff; text-decoration: underline; }

.container { max-width: 1100px; margin: 0 auto; padding: 20px 16px; }

.alert { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; }
.alert-success { background: #e6f4ea; color: var(--success); border: 1px solid #b7e1c2; }
.alert-error { background: #fdecea; color: var(--danger); border: 1px solid #f4c1bc; }

.card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 18px;
    margin-bottom: 18px;
}
.card h2, .card h3 { margin-top: 0; }

table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left; font-size: 0.92rem; }
th { background: #eef2f7; }
tr:hover td { background: #f9fbfd; }

form .field { margin-bottom: 12px; }
label { display: block; font-weight: 600; margin-bottom: 4px; font-size: 0.9rem; }
input, select, textarea {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 5px;
    font-size: 0.95rem;
}
.btn {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 9px 16px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 0.95rem;
}
.btn:hover { background: var(--primary-dark); text-decoration: none; }
.btn-danger { background: var(--danger); }
.btn-secondary { background: #6b7280; }
.btn-sm { padding: 4px 10px; font-size: 0.85rem; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.dashboard-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.stat-card { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 18px; text-align: center; }
.stat-card .num { font-size: 2rem; font-weight: 700; color: var(--primary); }

.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 0.78rem; }
.badge-active { background: #e6f4ea; color: var(--success); }
.badge-revoked { background: #fdecea; color: var(--danger); }

.footer { text-align: center; color: #6b7280; font-size: 0.85rem; padding: 20px; }

.login-wrap { max-width: 360px; margin: 60px auto; }
.search-bar { margin-bottom: 14px; }