body {
    font-family: 'Inter', Arial, sans-serif;
    background: #f4f6fa;
    margin: 0;
    color: #222;
}
.container {
    width: 100%;
    margin: 10px;
    background: #fff;
    padding: 20px 16px 16px 16px;
}
.header {
    text-align: center;
    margin-bottom: 20px;
}
.header h1 {
    font-size: 2.2rem;
    margin: 0 0 8px 0;
    font-weight: 700;
}
.header p {
    color: #666;
    margin: 0;
}
.section {
    margin-bottom: 24px;
}
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.section-header h2 {
    font-size: 1.3rem;
    margin: 0;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}
.settings-subsection {
    margin-bottom: 16px;
    padding: 16px;
    background: #f8fafc;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
}
.subsection-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.subsection-header h3 {
    font-size: 1.1rem;
    margin: 0;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    color: #374151;
}
.btn {
    border: none;
    border-radius: 6px;
    padding: 8px 18px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s;
}
.btn-small {
    padding: 4px 8px;
    font-size: 0.9rem;
    margin-right: 4px;
}
.btn-primary {
    background: #2563eb;
    color: #fff;
}
.btn-primary:hover {
    background: #1741a6;
}
.btn-secondary {
    background: #e5e7eb;
    color: #222;
}
.btn-secondary:hover {
    background: #cbd5e1;
}
.table-responsive {
    width: 100%;
    overflow-x: auto;
    margin-top: 8px;
}
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: #f9fafb;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
.data-table th, .data-table td {
    padding: 8px 6px;
    text-align: left;
}
.data-table th {
    background: #e5e7eb;
    font-weight: 600;
    color: #222;
    border-bottom: 2px solid #d1d5db;
}
.data-table tr:not(:last-child) td {
    border-bottom: 1px solid #e5e7eb;
}
.data-table tr:hover {
    background: #f1f5f9;
}
.data-table td {
    font-size: 1rem;
    color: #333;
}
@media (max-width: 700px) {
    .container {
        padding: 10px 2vw;
    }
    .data-table th, .data-table td {
        padding: 8px 4px;
        font-size: 0.97rem;
    }
    .settings-subsection {
        padding: 16px;
    }
}
/* Modal Styles */
.modal {
    display: flex;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.18);
    align-items: center;
    justify-content: center;
}
.modal-content {
    background: #fff;
    border-radius: 10px;
    padding: 28px 24px 18px 24px;
    min-width: 320px;
    max-width: 95vw;
    box-shadow: 0 2px 16px rgba(0,0,0,0.13);
    position: relative;
}
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
}
.modal-header h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
}
.close {
    font-size: 1.5rem;
    cursor: pointer;
    color: #888;
    margin-left: 12px;
}
.close:hover {
    color: #222;
}
.form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.form-group label {
    font-size: 0.98rem;
    color: #333;
}
.form-group input,
.form-group textarea,
.form-group select {
    padding: 7px 10px;
    border: 1px solid #d1d5db;
    border-radius: 5px;
    font-size: 1rem;
    background: #f3f4f6;
}
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 8px;
}