/* App content specific to home page */
.app-content {
    flex: 1;
    display: flex; /* This is crucial for the sidebar layout */
    flex-direction: row; /* Make sidebar and content side by side */
}

/* Sidebar */
.sidebar {
    width: 210px;
    background-color: var(--bg-deeper);
    border-right: 1px solid var(--border-subtle);
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    overflow-y: auto;
    position: sticky;
    top: 0;
    height: 100vh;
}

.sidebar-title {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-subtle);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.validation-mode-btn {
    width: 100%;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    background-color: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    transition: all 0.3s ease;
    text-align: left;
    color: var(--text-secondary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-decoration: none;
    cursor: pointer;
}

.validation-mode-btn:hover {
    background-color: var(--bg-highlight);
    border-color: var(--border-medium);
    transform: translateY(-2px);
    box-shadow: var(--card-shadow);
    color: var(--text-primary);
    text-decoration: none;
}

.validation-mode-btn:focus,
.validation-mode-btn:active {
    color: var(--text-primary);
    text-decoration: none;
}

.validation-mode-btn.active {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary-muted);
    box-shadow: var(--glow-purple);
    text-decoration: none;
}

.validation-mode-btn i {
    font-size: 1.4rem;
    color: var(--accent-primary);
}

.validation-mode-btn.active i {
    color: white;
}

.validation-mode-btn .icon-container {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background-color: rgba(168, 85, 247, 0.1);
}

.validation-mode-btn.active .icon-container {
    background-color: rgba(255, 255, 255, 0.2);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
    overflow-y: auto; /* Add scrolling for main content */
}

/* Welcome Card */
.welcome-card {
    background: var(--bg-deep);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
}

.welcome-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-purple);
}

.welcome-card h1 {
    margin-bottom: var(--space-md);
    font-size: 2.4rem;
}

.welcome-card p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 800px;
}

/* Stats Row */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

/* Get Started Card - removed since it's no longer needed */

/* Responsive adjustments */
@media (max-width: 992px) {
    .app-content {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        padding: var(--space-lg);
    }

    .sidebar-nav {
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--space-sm);
    }

    .validation-mode-btn {
        width: calc(50% - var(--space-sm));
    }

    .main-content {
        padding: var(--space-lg);
    }
}

@media (max-width: 768px) {
    .validation-mode-btn {
        width: 100%;
    }

    .stats-row {
        grid-template-columns: 1fr;
    }

    .welcome-card h1 {
        font-size: 2rem;
    }
}