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

:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --bg-color: #0f172a;
    --card-bg: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --border-color: #334155;
    --hover-color: #475569;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 30px;
    border-radius: 15px;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.header-content {
    text-align: center;
}

.header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.header h2 {
    font-size: 1.2em;
    font-weight: 300;
    margin-bottom: 20px;
    opacity: 0.9;
}

.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
}

.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--error-color);
    animation: pulse 2s infinite;
}

.status-dot.connected {
    background: var(--success-color);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card h3 {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

/* Form Groups */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 10px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-primary);
    font-size: 14px;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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

.btn-primary:hover {
    background: #4f46e5;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-test {
    background: var(--success-color);
    color: white;
}

.btn-test:hover {
    background: #059669;
}

.btn-test:disabled {
    background: var(--border-color);
    cursor: not-allowed;
}

/* API Explorer */
.api-explorer {
    margin-bottom: 30px;
}

.api-explorer h2 {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.api-category {
    margin-bottom: 30px;
}

.api-category h3 {
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.api-endpoint {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
    transition: all 0.3s;
}

.api-endpoint:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.endpoint-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.method-badge {
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.method-badge.get {
    background: var(--success-color);
    color: white;
}

.method-badge.post {
    background: var(--info-color);
    color: white;
}

.method-badge.put {
    background: var(--warning-color);
    color: white;
}

.method-badge.delete {
    background: var(--error-color);
    color: white;
}

.endpoint-path {
    flex: 1;
    font-family: 'Courier New', monospace;
    color: var(--text-primary);
    font-weight: 500;
}

.endpoint-description {
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-size: 14px;
}

.endpoint-params {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.param-input {
    padding: 8px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-primary);
    font-size: 13px;
    min-width: 150px;
}

.param-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.endpoint-response {
    margin-top: 15px;
    padding: 15px;
    background: var(--bg-color);
    border-radius: 5px;
    border: 1px solid var(--border-color);
    max-height: 400px;
    overflow-y: auto;
}

.response-success {
    border-left: 4px solid var(--success-color);
}

.response-error {
    border-left: 4px solid var(--error-color);
}

.response-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.response-status {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.response-status.success {
    background: var(--success-color);
    color: white;
}

.response-status.error {
    background: var(--error-color);
    color: white;
}

.response-body {
    font-family: 'Courier New', monospace;
    font-size: 13px;
    white-space: pre-wrap;
    word-wrap: break-word;
    color: var(--text-primary);
}

/* Logs Viewer */
.logs-viewer {
    margin-bottom: 30px;
}

.logs-viewer h2 {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.logs-controls {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.auto-refresh {
    display: flex;
    align-items: center;
    gap: 5px;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
}

.logs-container {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    max-height: 500px;
    overflow-y: auto;
    font-family: 'Courier New', monospace;
    font-size: 13px;
}

.log-entry {
    padding: 8px;
    margin-bottom: 5px;
    border-left: 3px solid transparent;
    border-radius: 4px;
    transition: background 0.2s;
}

.log-entry:hover {
    background: var(--card-bg);
}

.log-entry.info {
    border-left-color: var(--info-color);
}

.log-entry.success {
    border-left-color: var(--success-color);
}

.log-entry.error {
    border-left-color: var(--error-color);
}

.log-entry.warning {
    border-left-color: var(--warning-color);
}

.log-time {
    color: var(--text-secondary);
    margin-right: 10px;
}

.log-message {
    color: var(--text-primary);
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
    font-size: 14px;
    border-top: 1px solid var(--border-color);
    margin-top: 30px;
}

.footer p {
    margin: 5px 0;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-color);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--hover-color);
}

/* Responsive */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2em;
    }

    .endpoint-header {
        flex-direction: column;
        align-items: flex-start;
    }

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

    .param-input {
        width: 100%;
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 12px;
    height: 12px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* JSON Syntax Highlighting */
.json-key {
    color: #79b8ff;
}

.json-string {
    color: #9ecbff;
}

.json-number {
    color: #79b8ff;
}

.json-boolean {
    color: #ffab70;
}

.json-null {
    color: #ffab70;
}