.tester-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.tester-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.tester-panel {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
}

.tester-panel h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.endpoint-selector {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.endpoint-btn {
    flex: 1;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    background-color: var(--bg-primary);
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s;
}

.endpoint-btn:hover {
    border-color: var(--primary-color);
}

.endpoint-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.test-button {
    width: 100%;
    padding: 1rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.test-button:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.test-button:disabled {
    background-color: var(--text-secondary);
    cursor: not-allowed;
    transform: none;
}

.response-panel {
    grid-column: 1 / -1;
}

.response-content {
    background-color: var(--code-bg);
    border-radius: 8px;
    padding: 1.5rem;
    overflow-x: auto;
    min-height: 200px;
    max-height: 600px;
    overflow-y: auto;
}

.response-content pre {
    margin: 0;
    color: #e2e8f0;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
}

.response-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.status-badge {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.875rem;
}

.status-success {
    background-color: #d1fae5;
    color: #065f46;
}

.status-error {
    background-color: #fee2e2;
    color: #991b1b;
}

.status-pending {
    background-color: #e0e7ff;
    color: #3730a3;
}

.validation-results {
    margin-top: 1rem;
}

.validation-item {
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    border-radius: 6px;
    display: flex;
    align-items: start;
    gap: 0.5rem;
}

.validation-item.pass {
    background-color: #d1fae5;
    color: #065f46;
}

.validation-item.fail {
    background-color: #fee2e2;
    color: #991b1b;
}

.validation-item.warning {
    background-color: #fef3c7;
    color: #78350f;
}

.validation-icon {
    font-weight: bold;
    flex-shrink: 0;
}

.copy-button {
    padding: 0.5rem 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s;
}

.copy-button:hover {
    background-color: var(--border-color);
}

.examples-section {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.examples-section h3 {
    margin-bottom: 1rem;
}

.example-feeds {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.example-feed {
    background-color: var(--bg-primary);
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s;
}

.example-feed:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.example-feed h4 {
    margin-bottom: 0.5rem;
}

.example-feed p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.example-feed code {
    font-size: 0.75rem;
    background-color: var(--bg-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

/* Feed Info Card */
.feed-info-container {
    margin-bottom: 1.5rem;
}

.feed-info-card {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.feed-info-card.feed-active {
    border-color: #10b981;
}

.feed-info-card.feed-inactive {
    border-color: #ef4444;
}

.feed-logo {
    width: 64px;
    height: 64px;
    border-radius: 8px;
    object-fit: cover;
}

.feed-info-content {
    flex: 1;
}

.feed-info-content h4 {
    margin: 0 0 0.5rem 0;
    color: var(--primary-color);
}

.feed-info-content p {
    margin: 0 0 0.5rem 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.feed-meta {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.feed-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.feed-badge.badge-success {
    background-color: #d1fae5;
    border-color: #10b981;
    color: #065f46;
}

.feed-badge.badge-error {
    background-color: #fee2e2;
    border-color: #ef4444;
    color: #991b1b;
}

.feed-info-placeholder,
.filter-placeholder,
.sort-placeholder,
.video-id-placeholder {
    padding: 1rem;
    background-color: var(--bg-secondary);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-align: center;
    margin-bottom: 1rem;
}

/* Load Manifest Button */
.load-manifest-btn {
    padding: 0.75rem 1rem;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.load-manifest-btn:hover {
    background-color: var(--primary-color);
    transform: translateY(-1px);
}

/* Dynamic Filters */
.dynamic-filters-container,
.dynamic-sort-container,
.video-id-selector-container {
    margin-bottom: 1rem;
}

.filter-groups {
    display: grid;
    gap: 1rem;
    margin-bottom: 1rem;
}

.filter-group {
    display: flex;
    flex-direction: column;
}

.filter-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.filter-select,
.sort-select,
.video-id-select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    background-color: var(--bg-primary);
    cursor: pointer;
}

.filter-select:focus,
.sort-select:focus,
.video-id-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.apply-filters-btn {
    width: 100%;
    padding: 0.75rem;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.apply-filters-btn:hover {
    background-color: var(--primary-color);
    transform: translateY(-1px);
}

/* Notifications */
.notification {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.notification.show {
    opacity: 1;
    transform: translateY(0);
}

.notification-success {
    border-left: 4px solid #10b981;
    color: #065f46;
}

.notification-error {
    border-left: 4px solid #ef4444;
    color: #991b1b;
}

.notification-info {
    border-left: 4px solid var(--primary-color);
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .tester-layout {
        grid-template-columns: 1fr;
    }

    .response-panel {
        grid-column: 1;
    }

    .endpoint-selector {
        flex-direction: column;
    }

    .notification {
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
    }

    .feed-info-card {
        flex-direction: column;
    }

    .feed-logo {
        width: 48px;
        height: 48px;
    }
}