@import url("https://cdn.jsdmirror.com/gh/willow-god/Sharding-fonts/Yozai-Medium/result.min.css");

:root {
--bg-primary: #ffffff;
--bg-secondary: #f8fafc;
--bg-sidebar: #f1f5f9;
--text-primary: #1e293b;
--text-secondary: #64748b;
--text-muted: #94a3b8;
--border-color: #e2e8f0;
--accent-color: #3b82f6;
--accent-hover: #2563eb;
--code-bg: #f1f5f9;
--code-text: #334155;
--shadow: 0 1px 3px rgba(0,0,0,0.1);
--shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
--radius: 8px;
--radius-lg: 12px;
--font-sans: 'Yozai Medium';
--font-mono: 'SF Mono', Monaco, 'Cascadia Code', monospace;
}

[data-theme="dark"] {
--bg-primary: #0f172a;
--bg-secondary: #1e293b;
--bg-sidebar: #1e293b;
--text-primary: #f1f5f9;
--text-secondary: #94a3b8;
--text-muted: #64748b;
--border-color: #334155;
--accent-color: #60a5fa;
--accent-hover: #3b82f6;
--code-bg: #1e293b;
--code-text: #e2e8f0;
--shadow: 0 1px 3px rgba(0,0,0,0.3);
--shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.4);
}

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

body {
font-family: var(--font-sans);
background: var(--bg-primary);
color: var(--text-primary);
line-height: 1.6;
transition: background 0.3s, color 0.3s;
}

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

.sidebar {
width: 280px;
background: var(--bg-sidebar);
border-right: 1px solid var(--border-color);
display: flex;
flex-direction: column;
position: fixed;
height: 100vh;
overflow-y: auto;
transition: transform 0.3s, background 0.3s;
z-index: 100;
}

.sidebar-header {
padding: 20px;
border-bottom: 1px solid var(--border-color);
display: flex;
align-items: center;
justify-content: space-between;
}

.sidebar-header h1 {
font-size: 1.25rem;
font-weight: 700;
color: var(--text-primary);
}

.theme-toggle {
background: var(--bg-secondary);
border: 1px solid var(--border-color);
border-radius: var(--radius);
padding: 8px;
cursor: pointer;
color: var(--text-secondary);
transition: all 0.2s;
display: flex;
align-items: center;
justify-content: center;
}

.theme-toggle:hover {
background: var(--accent-color);
color: #fff;
border-color: var(--accent-color);
}

.theme-toggle .moon { display: none; }
[data-theme="dark"] .theme-toggle .sun { display: none; }
[data-theme="dark"] .theme-toggle .moon { display: block; }

.search-box {
padding: 12px 20px;
border-bottom: 1px solid var(--border-color);
}

.search-box input {
width: 100%;
padding: 8px 12px;
border: 1px solid var(--border-color);
border-radius: var(--radius);
background: var(--bg-primary);
color: var(--text-primary);
font-size: 0.875rem;
outline: none;
transition: border-color 0.2s;
}

.search-box input:focus {
border-color: var(--accent-color);
}

.search-box input::placeholder {
color: var(--text-muted);
}

.nav-tree {
padding: 12px 0;
flex: 1;
}

.nav-tree ul {
list-style: none;
}

.nav-tree li {
position: relative;
}

.nav-tree .folder-toggle {
display: flex;
align-items: center;
gap: 6px;
padding: 6px 20px;
cursor: pointer;
color: var(--text-secondary);
font-size: 0.875rem;
font-weight: 500;
transition: color 0.2s;
user-select: none;
}

.nav-tree .folder-toggle:hover {
color: var(--text-primary);
}

.nav-tree .folder-toggle svg {
flex-shrink: 0;
opacity: 0.7;
}

.nav-tree .folder > ul {
display: none;
padding-left: 12px;
}

.nav-tree .folder.open > ul {
display: block;
}

.nav-tree .file a {
display: flex;
align-items: center;
gap: 6px;
padding: 6px 20px 6px 32px;
color: var(--text-secondary);
text-decoration: none;
font-size: 0.875rem;
transition: all 0.2s;
border-left: 2px solid transparent;
}

.nav-tree .file a:hover {
color: var(--accent-color);
background: var(--bg-secondary);
}

.nav-tree .file.active a {
color: var(--accent-color);
background: var(--bg-secondary);
border-left-color: var(--accent-color);
font-weight: 500;
}

.nav-tree .file.hidden,
.nav-tree .folder.hidden {
display: none;
}

.content {
margin-left: 280px;
flex: 1;
min-height: 100vh;
}

.mobile-header {
display: none;
padding: 12px 20px;
background: var(--bg-sidebar);
border-bottom: 1px solid var(--border-color);
align-items: center;
gap: 12px;
position: sticky;
top: 0;
z-index: 50;
}

.menu-toggle {
background: none;
border: none;
font-size: 1.5rem;
color: var(--text-primary);
cursor: pointer;
padding: 4px;
}

.mobile-title {
font-weight: 600;
font-size: 1rem;
flex: 1;
color: var(--text-primary);
}

.markdown-body {
padding: 40px 48px;
max-width: 900px;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
margin-top: 2rem;
margin-bottom: 1rem;
font-weight: 600;
line-height: 1.3;
color: var(--text-primary);
}

.markdown-body h1 { font-size: 2rem; border-bottom: 1px solid var(--border-color); padding-bottom: 0.5rem; }
.markdown-body h2 { font-size: 1.5rem; border-bottom: 1px solid var(--border-color); padding-bottom: 0.4rem; }
.markdown-body h3 { font-size: 1.25rem; }
.markdown-body h4 { font-size: 1.1rem; }

.markdown-body p {
margin-bottom: 1rem;
color: var(--text-secondary);
}

.markdown-body a {
color: var(--accent-color);
text-decoration: none;
}

.markdown-body a:hover {
text-decoration: underline;
}

.markdown-body ul,
.markdown-body ol {
margin-bottom: 1rem;
padding-left: 1.5rem;
color: var(--text-secondary);
}

.markdown-body li {
margin-bottom: 0.25rem;
}

.markdown-body code {
background: var(--code-bg);
color: var(--code-text);
padding: 2px 6px;
border-radius: 4px;
font-family: var(--font-mono);
font-size: 0.875em;
}

.markdown-body pre {
background: var(--code-bg);
border-radius: var(--radius);
padding: 1rem;
overflow-x: auto;
margin-bottom: 1rem;
border: 1px solid var(--border-color);
}

.markdown-body pre code {
background: none;
padding: 0;
font-size: 0.875rem;
line-height: 1.6;
}

.markdown-body blockquote {
border-left: 3px solid var(--accent-color);
padding-left: 1rem;
margin-bottom: 1rem;
color: var(--text-muted);
font-style: italic;
}

.markdown-body table {
width: 100%;
border-collapse: collapse;
margin-bottom: 1rem;
}

.markdown-body th,
.markdown-body td {
padding: 0.75rem;
border: 1px solid var(--border-color);
text-align: left;
}

.markdown-body th {
background: var(--bg-secondary);
font-weight: 600;
color: var(--text-primary);
}

.markdown-body tr:nth-child(even) {
background: var(--bg-secondary);
}

.markdown-body hr {
border: none;
border-top: 1px solid var(--border-color);
margin: 2rem 0;
}

.markdown-body img {
max-width: 100%;
height: auto;
border-radius: var(--radius);
box-shadow: var(--shadow);
}

.markdown-body img[src*=".svg"] {
background: var(--bg-secondary);
padding: 1rem;
}

.overlay {
display: none;
position: fixed;
top: 0; left: 0; right: 0; bottom: 0;
background: rgba(0,0,0,0.5);
z-index: 99;
}

@media (max-width: 768px) {
.sidebar {
transform: translateX(-100%);
}

.sidebar.open {
transform: translateX(0);
}

.content {
margin-left: 0;
}

.mobile-header {
display: flex;
}

.markdown-body {
padding: 20px;
}

.overlay.show {
display: block;
}
}

@media (max-width: 480px) {
.markdown-body h1 { font-size: 1.5rem; }
.markdown-body h2 { font-size: 1.25rem; }
.markdown-body { padding: 16px; }
}