:root {
    --premium-bg: #0f172a;
    --premium-sidebar: #1e293b;
    --premium-card: #1e293b;
    --premium-text: #f8fafc;
    --premium-text-muted: #94a3b8;
    --premium-primary: #38bdf8;
    --premium-post: #10b981;
    --premium-get: #3b82f6;
    --premium-put: #f59e0b;
    --premium-delete: #ef4444;
    --premium-border: #334155;
}

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

body {
    font-family: 'Inter', -apple-system, system-ui, sans-serif;
    background-color: var(--premium-bg);
    color: var(--premium-text);
    line-height: 1.5;
}

.premium-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.premium-sidebar {
    width: 280px;
    background: var(--premium-sidebar);
    border-right: 1px solid var(--premium-border);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    padding: 20px 0;
    z-index: 100;
}

.premium-sidebar-header {
    padding: 0 20px 20px;
    border-bottom: 1px solid var(--premium-border);
    margin-bottom: 15px;
}

.premium-sidebar-header h2 {
    font-size: 1.2rem;
    color: var(--premium-primary);
}

.premium-search {
    padding: 0 20px;
    margin-bottom: 20px;
}

.premium-search input {
    width: 100%;
    padding: 8px 12px;
    background: var(--premium-bg);
    border: 1px solid var(--premium-border);
    border-radius: 6px;
    color: white;
}

.nav-group {
    margin-bottom: 20px;
}

.nav-group-title {
    padding: 0 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--premium-text-muted);
    letter-spacing: 0.05em;
    margin-bottom: 8px;
}

.nav-item {
    padding: 8px 20px;
    font-size: 0.9rem;
    color: var(--premium-text-muted);
    text-decoration: none;
    display: block;
    border-left: 2px solid transparent;
    cursor: pointer;
    transition: 0.2s;
}

.nav-item:hover,
.nav-item.active {
    color: var(--premium-primary);
    background: rgba(56, 189, 248, 0.05);
    border-left-color: var(--premium-primary);
}

/* Content Area */
.premium-main {
    flex: 1;
    margin-left: 280px;
    padding: 40px;
    max-width: 1000px;
}

.premium-header {
    margin-bottom: 40px;
}

.premium-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.premium-auth-box {
    background: var(--premium-card);
    padding: 24px;
    border-radius: 12px;
    border: 1px solid var(--premium-border);
    margin-bottom: 40px;
}

/* Endpoint Cards */
.premium-endpoint-card {
    background: var(--premium-card);
    border: 1px solid var(--premium-border);
    border-radius: 12px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: 0.2s;
}

.premium-endpoint-header {
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.premium-endpoint-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.premium-method {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
}

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

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

.premium-path {
    font-family: 'Fira Code', monospace;
    font-size: 0.95rem;
}

.premium-endpoint-body {
    padding: 20px;
    border-top: 1px solid var(--premium-border);
    display: none;
}

.premium-desc {
    color: var(--premium-text-muted);
    margin-bottom: 20px;
}

.premium-params-title,
.premium-code-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.premium-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.premium-table th {
    text-align: left;
    color: var(--premium-text-muted);
    padding: 8px;
    border-bottom: 1px solid var(--premium-border);
}

.premium-table td {
    padding: 12px 8px;
    border-bottom: 1px solid var(--premium-border);
}

.premium-required {
    color: var(--premium-delete);
}

.premium-code-block {
    background: #000;
    padding: 20px;
    border-radius: 8px;
    position: relative;
    margin-bottom: 15px;
}

.premium-code-block pre {
    font-family: 'Fira Code', monospace;
    font-size: 0.85rem;
    overflow-x: auto;
    color: #38bdf8;
}

.premium-code-block.response pre {
    color: #10b981;
}

.btn-premium-copy {
    position: absolute;
    top: 10px;
    right: 10px;
    background: transparent;
    border: 1px solid var(--premium-border);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
}

@media (max-width: 768px) {
    .premium-sidebar {
        display: none;
    }

    .premium-main {
        margin-left: 0;
        padding: 20px;
    }
}