:root {
    --bg-color: #0f172a;
    --sidebar-bg: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-color: #38bdf8;
    --accent-hover: #0ea5e9;
    --card-bg: rgba(30, 41, 59, 0.7);
    --border-color: #334155;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100%;
}

/* Sidebar */
.sidebar {
    width: 300px;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-color);
}

.story-list {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
}

.story-item {
    padding: 15px;
    margin-bottom: 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.story-item:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.story-item.active {
    background-color: rgba(56, 189, 248, 0.1);
    border-color: var(--accent-color);
}

.story-date {
    font-weight: 600;
    display: block;
    margin-bottom: 4px;
}

.story-time {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Content Area */
.content-area {
    flex: 1;
    overflow-y: auto;
    padding: 40px;
    background: radial-gradient(circle at top right, #1e293b 0%, #0f172a 100%);
}

.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--card-bg);
    backdrop-filter: blur(10px);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.placeholder-text {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-top: 50px;
}

/* Markdown Styles */
.markdown-body {
    line-height: 1.6;
}

.markdown-body h1, .markdown-body h2, .markdown-body h3 {
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    color: var(--text-primary);
}

.markdown-body h1 { font-size: 2rem; border-bottom: 1px solid var(--border-color); padding-bottom: 0.3em; }
.markdown-body h2 { font-size: 1.5rem; }
.markdown-body p { margin-bottom: 1em; color: #cbd5e1; }
.markdown-body ul, .markdown-body ol { margin-bottom: 1em; padding-left: 2em; }
.markdown-body li { margin-bottom: 0.5em; }
.markdown-body code {
    background-color: rgba(0, 0, 0, 0.3);
    padding: 0.2em 0.4em;
    border-radius: 4px;
    font-family: monospace;
}
.markdown-body blockquote {
    border-left: 4px solid var(--accent-color);
    padding-left: 1em;
    color: var(--text-secondary);
    margin-left: 0;
    margin-bottom: 1em;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}