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

:root {
    --primary-color: #2563eb;
    --secondary-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --bg-color: #f9fafb;
    --card-bg: #ffffff;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

header p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.back-link {
    display: inline-block;
    margin-bottom: 1rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.back-link:hover {
    text-decoration: underline;
}

/* Specs List */
.specs-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.spec-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    transition: box-shadow 0.3s ease;
}

.spec-card:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.spec-card h3 {
    margin-bottom: 1rem;
    color: var(--text-primary);
    word-break: break-word;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: #1d4ed8;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--card-bg);
    border-radius: 8px;
    border: 1px dashed var(--border-color);
}

.empty-state p {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.empty-state code {
    background: var(--bg-color);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
}

/* API Documentation */
.api-info {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.api-info h2 {
    margin-bottom: 0.5rem;
}

.api-info .version {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.875rem;
    margin-left: 0.5rem;
}

.api-info .oas-version {
    display: inline-block;
    background: var(--secondary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.875rem;
    margin-left: 0.5rem;
}

.api-info p {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.base-url {
    background: var(--bg-color);
    padding: 0.75rem;
    border-radius: 4px;
    margin-top: 1rem;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
}

/* Endpoints */
.endpoints {
    margin-top: 2rem;
}

.endpoint {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.endpoint-header {
    padding: 1rem 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: background-color 0.2s ease;
}

.endpoint-header:hover {
    background-color: var(--bg-color);
}

.method {
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
}

.method.get { background-color: #3b82f6; color: white; }
.method.post { background-color: #10b981; color: white; }
.method.put { background-color: #f59e0b; color: white; }
.method.delete { background-color: #ef4444; color: white; }
.method.patch { background-color: #8b5cf6; color: white; }

.endpoint-path {
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    flex-grow: 1;
}

.endpoint-summary {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.endpoint-details {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: none;
}

.endpoint.expanded .endpoint-details {
    display: block;
}

.section {
    margin-bottom: 1.5rem;
}

.section h4 {
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.parameter {
    background: var(--bg-color);
    padding: 0.75rem;
    border-radius: 4px;
    margin-bottom: 0.5rem;
}

.parameter-name {
    font-weight: 600;
    font-family: 'Courier New', monospace;
}

.parameter-type {
    color: var(--primary-color);
    font-size: 0.875rem;
    margin-left: 0.5rem;
}

.parameter-required {
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-left: 0.5rem;
}

.parameter-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.code-block {
    background: #1f2937;
    color: #f9fafb;
    padding: 1rem;
    border-radius: 4px;
    overflow-x: auto;
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
}

/* Loading State */
.loading {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

/* Footer */
footer {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
}