:root {
    --default-background: #f8f9fa;
    --accent-color: #1a73e8;
    --borders-color: #dadce0;
    --default-font-color: #202124;
    --meta-color: #5f6368;
    --default-link-color: #1a73e8;
    --color-success: #34a853;
    --color-error: #ea4335;
    --color-warning: #fbbc04;
    --color-info: #4285f4;
    --color-neutral: #9aa0a6;
    font-size: 16px;
}

.App {
    background-color: var(--default-background);
    color: var(--default-font-color);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.app-nav-bar {
    display: flex;
    justify-content: space-between;
    padding: 0;
    margin-bottom: 2vw;
    background-color: #1a1a2e !important;
}

.app-nav-bar-inner-container {
    padding: 0 16px;
}

.navbar-brand {
    font-size: 1.4rem;
    font-weight: 600;
}

.navbar-brand small {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.7;
}

.App-content {
    width: 95vw;
    max-width: 1280px;
    min-height: 90vh;
    padding: 5px;
    justify-content: space-between;
}

.App-footer {
    min-height: 10vh;
    display: flex;
    margin-top: 20px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-top: 1px solid var(--borders-color);
    color: var(--meta-color);
    font-size: 0.85rem;
}

.App-footer a {
    color: var(--default-link-color);
    text-decoration: none;
}

.nav-link {
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.nav-link.active {
    text-decoration: underline;
}

/* Settings Cards */
.settings-card {
    background: #fff;
    border: 1px solid var(--borders-color);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 16px;
}

.settings-card h3 {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 16px;
    color: var(--default-font-color);
}

.settings-card p {
    color: var(--meta-color);
    font-size: 0.9rem;
}

/* Status badges */
.badge-active {
    background-color: var(--color-success);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
}

.badge-inactive {
    background-color: var(--color-neutral);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
}

.badge-error {
    background-color: var(--color-error);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
}

/* Table styles */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.data-table th {
    background-color: #f1f3f4;
    padding: 12px;
    text-align: left;
    font-weight: 500;
    border-bottom: 2px solid var(--borders-color);
}

.data-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--borders-color);
}

.data-table tr:hover {
    background-color: #f8f9fa;
}

/* Form elements */
.form-field {
    margin-bottom: 16px;
}

.form-field label {
    display: block;
    font-weight: 500;
    margin-bottom: 4px;
    font-size: 0.9rem;
}

.form-field input,
.form-field select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--borders-color);
    border-radius: 4px;
    font-size: 0.9rem;
}

.form-field input:focus,
.form-field select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.2);
}

.btn-primary-custom {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 8px 24px;
    border-radius: 4px;
    font-size: 0.9rem;
    cursor: pointer;
}

.btn-primary-custom:hover {
    background-color: #1557b0;
}

.btn-secondary-custom {
    background-color: transparent;
    color: var(--accent-color);
    border: 1px solid var(--borders-color);
    padding: 8px 24px;
    border-radius: 4px;
    font-size: 0.9rem;
    cursor: pointer;
}

/* Loading spinner */
.spinner-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
}

.spinner {
    border: 3px solid var(--borders-color);
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive */
@media (max-width: 768px) {
    .App-content {
        width: 100%;
        padding: 8px;
    }
    
    .settings-card {
        padding: 16px;
    }
}