* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, 'Segoe UI', Helvetica, Arial, sans-serif;
    background: #f5f5f5;
    color: #111;
    line-height: 1.5;
}

a {
    color: #111;
}

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

/* Header */
.header {
    background: #111;
    color: #fff;
    padding: 14px 0;
}
.header .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0;
    padding-bottom: 0;
}
.header h1 {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.header nav {
    display: flex;
    gap: 16px;
    align-items: center;
}
.header nav a {
    color: #ccc;
    text-decoration: none;
    font-size: 14px;
}
.header nav a:hover {
    color: #fff;
}
.header nav .user-tag {
    background: #333;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 13px;
    color: #eee;
}

/* Cards */
.card {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 24px;
    margin-bottom: 20px;
}
.card h2 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
th, td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid #eee;
}
th {
    background: #f9f9f9;
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    color: #555;
}
tr:hover td {
    background: #fafafa;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 8px 18px;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #fff;
    color: #111;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s;
}
.btn:hover {
    background: #f0f0f0;
}
.btn-black {
    background: #111;
    color: #fff;
    border-color: #111;
}
.btn-black:hover {
    background: #333;
}
.btn-danger {
    background: #fff;
    color: #c00;
    border-color: #c00;
}
.btn-danger:hover {
    background: #c00;
    color: #fff;
}
.btn-sm {
    padding: 5px 12px;
    font-size: 13px;
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: #333;
}
.form-group input {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #fff;
    color: #111;
}
.form-group input:focus {
    outline: none;
    border-color: #111;
}

/* API key box */
.api-box {
    background: #f5f5f5;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 12px 16px;
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 13px;
    word-break: break-all;
    user-select: all;
}

/* Stats row */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}
.stat-card {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 20px;
    text-align: center;
}
.stat-card .number {
    font-size: 32px;
    font-weight: 700;
    color: #111;
}
.stat-card .label {
    font-size: 13px;
    color: #666;
    margin-top: 4px;
}

/* Alert */
.alert {
    padding: 12px 16px;
    border-radius: 4px;
    margin-bottom: 16px;
    font-size: 14px;
}
.alert-success {
    background: #f0f0f0;
    border: 1px solid #ccc;
    color: #111;
}
.alert-error {
    background: #fff0f0;
    border: 1px solid #daa;
    color: #900;
}

/* Login page */
.login-wrap {
    max-width: 380px;
    margin: 80px auto;
    padding: 0 20px;
}
.login-wrap h1 {
    font-size: 22px;
    margin-bottom: 24px;
    text-align: center;
}

/* Empty state */
.empty {
    text-align: center;
    padding: 30px;
    color: #888;
    font-size: 14px;
}

/* Admin user list */
.actions {
    display: flex;
    gap: 8px;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid #eee;
}
.page-link {
    display: inline-block;
    padding: 6px 12px;
    font-size: 13px;
    border: 1px solid #ddd;
    border-radius: 4px;
    text-decoration: none;
    color: #111;
    background: #fff;
    transition: background 0.15s;
}
.page-link:hover {
    background: #f0f0f0;
}
.page-link.active {
    background: #111;
    color: #fff;
    border-color: #111;
}
.page-link.disabled {
    color: #bbb;
    border-color: #eee;
    cursor: default;
}
.page-link.disabled:hover {
    background: #fff;
}
.page-dots {
    padding: 6px 4px;
    font-size: 13px;
    color: #999;
}

/* Responsive */
@media (max-width: 700px) {
    .stats {
        grid-template-columns: 1fr 1fr;
    }
    table {
        font-size: 13px;
    }
    th, td {
        padding: 8px;
    }
}