/* ... existing code ... */

/* Dashboard Styles */
:root {
    --dashboard-bg-list: var(--bg-darker);
    --dashboard-bg-card: var(--bg-card);
    --dashboard-bg-bar: var(--bg-card);
    --dashboard-text-primary: var(--text-primary);
    --dashboard-text-secondary: var(--text-secondary);
    --dashboard-border: var(--border-color);
    --dashboard-accent: var(--primary);
    
    --apple-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --safe-area-top: env(safe-area-inset-top, 20px); 
    --safe-area-bottom: env(safe-area-inset-bottom, 20px);
}

.diary-app { /* Reusing diary-app class for consistent layout */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--dashboard-bg-list);
    z-index: 6000;
    font-family: var(--apple-font);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateX(0);
    visibility: visible;
    transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), left 0.3s cubic-bezier(0.4, 0, 0.2, 1), width 0.3s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.3s;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}

/* Desktop Sidebar Adjustments */
@media (min-width: 768px) and (max-width: 1023px) {
    /* When sidebar is expanded (default) */
    body.sidebar-expanded .diary-app {
        left: var(--sidebar-width, 280px);
        width: calc(100% - var(--sidebar-width, 280px));
    }
    
    /* When sidebar is hidden */
    body.sidebar-hidden .diary-app {
        left: 0;
        width: 100%;
    }
}

/* Side Panel Mode for Large Screens */
@media (min-width: 1024px) {
    .diary-app {
        left: auto !important;
        right: 0;
        width: var(--tool-panel-width, 450px) !important;
        border-left: 1px solid var(--border-color);
        box-shadow: -2px 0 10px rgba(0,0,0,0.05);
        z-index: 5000;
    }
}

.diary-app.hidden {
    transform: translateX(100%);
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
}

.diary-navbar {
    padding-top: var(--safe-area-top);
    height: 50px;
    box-sizing: content-box; /* Ensure height adds to padding */
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-left: 16px;
    padding-right: 16px;
    background-color: var(--bg-card); /* Explicitly set white background */
    border-bottom: 0.5px solid var(--dashboard-border);
    z-index: 10;
    position: relative;
}

.diary-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--dashboard-text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    position: absolute;
    left: 50%;
    top: calc(var(--safe-area-top) + 25px); /* Center in content area */
    transform: translate(-50%, -50%);
    width: auto;
    white-space: nowrap;
}

.diary-action-btn {
    background: none;
    border: none;
    color: var(--dashboard-accent);
    font-size: 17px;
    padding: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.dashboard-content {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 16px;
    padding-bottom: calc(16px + var(--safe-area-bottom));
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.overview-card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    transition: transform 0.2s, box-shadow 0.2s;
}

.overview-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.overview-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.overview-info {
    display: flex;
    flex-direction: column;
}

.overview-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: 'SF Mono', monospace;
    line-height: 1.2;
}

.overview-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Chart Toggle */
.chart-toggle {
    background: var(--bg-secondary);
    padding: 4px;
    border-radius: 8px;
    display: flex;
    gap: 2px;
}

.chart-toggle-btn {
    border: none;
    background: transparent;
    color: var(--text-muted);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}

.chart-toggle-btn.active {
    background: var(--bg-card);
    color: var(--text-primary);
    font-weight: 500;
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.chart-toggle-btn:hover:not(.active) {
    color: var(--text-primary);
    background: rgba(255,255,255,0.05);
}

@media (max-width: 480px) {
    .dashboard-overview-grid {
        grid-template-columns: 1fr;
    }
}