:root {
    --bg-color: #191919;
    --text-primary: #D4D4D4;
    --text-secondary: #9B9B9B;
    --text-bold: #E8E8E8;
    --accent: #0A84FF; /* Subtle macOS dark mode blue link */
    --hover-bg: rgba(255, 255, 255, 0.05);
    --border-color: #333333;
    --code-bg: rgba(255, 255, 255, 0.08);
    --code-color: #F87171;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, "Apple Color Emoji", Arial, sans-serif, "Segoe UI Emoji", "Segoe UI Symbol";
    --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, SFMono-Regular, SF Mono, Menlo, Consolas, Liberation Mono, monospace;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    padding: 60px 24px;
}

.document-container {
    max-width: 720px;
    margin: 0 auto;
    width: 100%;
}

/* Typography */
h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-bold);
    letter-spacing: -0.02em;
    margin-bottom: 8px;
    line-height: 1.2;
}

h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-bold);
    margin-top: 40px;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
}

p {
    margin-bottom: 16px;
    color: var(--text-primary);
}

strong {
    color: var(--text-bold);
    font-weight: 600;
}

.doc-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
}

.doc-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.header-text {
    flex: 1;
    padding-right: 20px;
}

.doc-avatar {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    display: block;
    object-fit: cover;
    border: 1px solid var(--border-color);
    flex-shrink: 0;
}

.doc-divider {
    border: 0;
    height: 1px;
    background: var(--border-color);
    margin: 32px 0;
}

/* Code */
code {
    font-family: var(--font-mono);
    font-size: 0.85em;
    background: var(--code-bg);
    color: var(--code-color);
    padding: 3px 6px;
    border-radius: 4px;
}

/* Lists */
.doc-list {
    list-style-type: disc;
    padding-left: 24px;
    margin-bottom: 16px;
}

.doc-list li {
    margin-bottom: 8px;
    padding-left: 4px;
}

.doc-list li::marker {
    color: var(--text-secondary);
}

/* Links */
.doc-link {
    color: var(--text-primary);
    text-decoration: underline;
    text-decoration-color: var(--border-color);
    text-underline-offset: 4px;
    transition: all 0.2s ease;
}

.doc-link:hover {
    color: var(--accent);
    text-decoration-color: var(--accent);
}

/* Block Links (Notion style pages) */
.doc-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.doc-block-link {
    display: flex;
    align-items: flex-start;
    padding: 12px 16px;
    background: transparent;
    border-radius: 6px;
    text-decoration: none;
    color: var(--text-primary);
    transition: background 0.15s ease;
    margin-left: -16px;
    width: calc(100% + 32px);
}

.doc-block-link:hover {
    background: var(--hover-bg);
}

.doc-block-link .icon {
    font-size: 1.25rem;
    margin-right: 16px;
    line-height: 1.4;
    opacity: 0.9;
}

.doc-block-link .content {
    display: flex;
    flex-direction: column;
}

.doc-block-link strong {
    font-weight: 500;
    color: var(--text-bold);
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: text-decoration-color 0.2s;
}

.doc-block-link:hover strong {
    text-decoration-color: var(--border-color);
}

.doc-block-link span {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* Footer */
.doc-footer {
    margin-top: 64px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Selection */
::selection {
    background: rgba(10, 132, 255, 0.3);
    color: #fff;
}