/* ==========================================================================
   CSS Variables & Theming
   ========================================================================== */
:root {
    /* Light Theme (Default) */
    --bg-main: #ffffff;
    --bg-sidebar: #f8fafc;
    --bg-code: #1e293b;
    --bg-card: #ffffff;
    --bg-hover: #f1f5f9;
    --text-main: #334155;
    --text-muted: #64748b;
    --text-heading: #0f172a;
    --text-code: #e2e8f0;
    --border-color: #e2e8f0;
    
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    
    /* Methods */
    --method-get: #10b981;
    --method-post: #3b82f6;
    --method-put: #f59e0b;
    --method-delete: #ef4444;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    
    --radius: 8px;
    --radius-lg: 12px;
}

[data-theme="dark"] {
    --bg-main: #0f172a;
    --bg-sidebar: #1e293b;
    --bg-code: #0f172a;
    --bg-card: #1e293b;
    --bg-hover: #334155;
    --text-main: #cbd5e1;
    --text-muted: #94a3b8;
    --text-heading: #f8fafc;
    --text-code: #e2e8f0;
    --border-color: #334155;
}

/* ==========================================================================
   Reset & Typography
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.3s, color 0.3s;
    overflow-wrap: break-word;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-heading);
    font-weight: 600;
    margin-bottom: 1rem;
    margin-top: 2rem;
}

h2 { font-size: 1.875rem; border-bottom: 1px solid var(--border-color); padding-bottom: 0.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.75rem; }

a {
    color: var(--primary);
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

p {
    margin-bottom: 1rem;
}

code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-size: 0.875rem;
    background-color: var(--bg-hover);
    color: var(--primary);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
}

/* ==========================================================================
   Layout
   ========================================================================== */
.layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    overflow-y: auto;
    padding: 1.5rem 0;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 0 1.5rem 1.5rem;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-heading);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-container {
    padding: 0 1.5rem 1rem;
}
.search-container input {
    width: 100%;
    padding: 0.6rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: var(--bg-main);
    color: var(--text-main);
    outline: none;
    font-family: inherit;
    font-size: 0.875rem;
}
.search-container input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
}

.nav-link {
    padding: 0.5rem 1.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-left: 3px solid transparent;
}
.nav-link:hover, .nav-link.active {
    background-color: var(--bg-hover);
    color: var(--primary);
    text-decoration: none;
    border-left-color: var(--primary);
}
.nav-group-title {
    padding: 1rem 1.5rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Method Badges */
.method {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    color: #fff;
    text-transform: uppercase;
}
.method.get { background-color: var(--method-get); }
.method.post { background-color: var(--method-post); }
.method.put { background-color: var(--method-put); }
.method.delete { background-color: var(--method-delete); }

.nav-link .method { font-size: 0.6rem; padding: 0.15rem 0.3rem; min-width: 38px; text-align: center;}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 280px;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.top-header {
    height: 60px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    background-color: var(--bg-main);
    position: sticky;
    top: 0;
    z-index: 90;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.lang-selector select {
    padding: 0.4rem 2rem 0.4rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: inherit;
    font-size: 0.875rem;
    outline: none;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%2364748b%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 0.7rem top 50%;
    background-size: 0.65rem auto;
}

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
}
.theme-toggle:hover {
    background-color: var(--bg-hover);
    color: var(--text-main);
}

.content-wrapper {
    padding: 0 3rem 4rem;
    max-width: 1400px;
    width: 100%;
}

/* ==========================================================================
   Documentation Sections
   ========================================================================== */
.doc-section {
    display: flex;
    flex-wrap: wrap;
    gap: 3rem;
    padding: 4rem 0;
    max-width: 100%;
}

.section-text {
    flex: 1;
    min-width: 300px;
    max-width: 100%;
}
.section-text.full-width {
    width: 100%;
    flex: none;
}

.section-code {
    width: 450px;
    max-width: 100%;
    min-width: 0;
}

.section-divider {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 0;
}

.description {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* Base URL / Endpoint display */
.base-url-box {
    background-color: var(--bg-hover);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    word-break: break-all;
    max-width: 100%;
}
.base-url-box .label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
}
.base-url-box code {
    background: none;
    padding: 0;
    color: var(--text-main);
}

.endpoint-url {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--bg-hover);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    margin-bottom: 2rem;
    overflow-wrap: break-word;
    word-break: break-all;
    max-width: 100%;
}
.endpoint-url code {
    background: none;
    padding: 0;
    font-size: 1rem;
    color: var(--text-main);
    min-width: 0;
}
.endpoint-url.large {
    font-size: 1.125rem;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
    margin: 1.5rem 0;
    width: 100%;
}
.params-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}
.params-table th, .params-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}
.params-table th {
    font-weight: 600;
    color: var(--text-heading);
    background-color: var(--bg-hover);
}
.params-table tr:last-child td {
    border-bottom: none;
}

.type-badge {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: monospace;
}
.req-badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
}
.req-badge.yes { background-color: rgba(239, 68, 68, 0.1); color: var(--method-delete); }
.req-badge.no { background-color: rgba(100, 116, 139, 0.1); color: var(--text-muted); }
.error-badge {
    font-size: 0.85rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--method-delete);
}

/* Status Grid */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(250px, 100%), 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}
.status-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}
.status-code {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}
.status-code.success { color: var(--method-get); }
.status-code.error { color: var(--method-delete); }
.status-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Code Blocks */
.code-block-wrapper {
    position: relative;
    margin-bottom: 2rem;
    border-radius: var(--radius-lg);
    background-color: var(--bg-code);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    max-width: 100%;
}
.code-block-wrapper pre {
    margin: 0 !important;
    padding: 1.5rem !important;
    background-color: transparent !important;
    border-radius: 0;
    max-height: 500px;
    overflow-y: auto;
    overflow-x: auto;
}
.copy-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    padding: 0.3rem 0.6rem;
    font-size: 0.75rem;
    border-radius: 4px;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s, background 0.2s;
    z-index: 10;
}
.code-block-wrapper:hover .copy-btn {
    opacity: 1;
}
.copy-btn:hover {
    background: rgba(255,255,255,0.2);
}

/* Sticky Code Section */
@media (min-width: 1201px) {
    .section-code.sticky-code {
        position: sticky;
        top: 80px;
        align-self: flex-start;
    }
}

/* Markdown formatting */
.markdown-content ul {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
    list-style-type: disc;
}
.markdown-content li {
    margin-bottom: 0.5rem;
}
.alert.info {
    background-color: rgba(59, 130, 246, 0.1);
    border-left: 4px solid var(--method-post);
    padding: 1.5rem;
    border-radius: var(--radius);
    color: var(--text-main);
}
.alert.info p:last-child {
    margin-bottom: 0;
}

/* Footer */
footer {
    padding: 3rem 0 1rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1200px) {
    .doc-section {
        flex-direction: column;
        gap: 2rem;
    }
    .section-text {
        min-width: 0;
    }
    .section-code {
        width: 100%;
        max-width: none;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
        box-shadow: 0 0 15px rgba(0,0,0,0.2);
    }
    .main-content {
        margin-left: 0;
    }
    .content-wrapper {
        padding: 0 1.5rem 3rem;
    }
    .top-header {
        padding: 0 1rem;
    }
    .header-left::before {
        content: '☰ Menu';
        cursor: pointer;
        font-weight: 600;
    }
}