/* Base styles */
        body {
            font-family: Arial, sans-serif;
            margin: 0 auto;
            padding: 20px;
            background-color: #f5f5f5;
            color: #333;
            transition: all 0.5s ease;
        }
        
        /* Auto-apply landscape layout for wide screens */
        @media (min-width: 1200px) {
            body:not(.vertical):not(.upsidedown):not(.vertical-reverse) {
                max-width: 100%;
                padding: 8px 12px 0 12px; /* Minimal padding to maximize space */
                padding-bottom: 0;
            }
            
            body:not(.vertical):not(.upsidedown):not(.vertical-reverse) #content-wrapper {
                display: grid;
                grid-template-rows: auto 1fr auto;
                gap: 8px; /* Reduced gap */
                height: 100vh;
                max-height: 100vh;
                overflow: hidden;
            }
            
            body:not(.vertical):not(.upsidedown):not(.vertical-reverse) .clock-container {
                grid-row: 1;
                margin-bottom: 0;
                padding: 6px 16px; /* Reduced padding */
            }
            
            body:not(.vertical):not(.upsidedown):not(.vertical-reverse) .main-content-grid {
                grid-row: 2;
                display: block;
                overflow-y: auto;
                overflow-x: hidden;
                min-height: 0;
                width: 100%;
            }
            
            body:not(.vertical):not(.upsidedown):not(.vertical-reverse) .departure-container {
                display: grid;
                grid-template-columns: repeat(4, 1fr); /* Fixed 4 columns to use all space */
                gap: 6px; /* Minimal gap */
                margin-bottom: 0;
                width: 100%;
                box-sizing: border-box;
                padding: 0; /* Remove any padding */
            }
            
            /* Ensure each column uses equal space */
            body:not(.vertical):not(.upsidedown):not(.vertical-reverse) .departure-container > * {
                min-width: 0; /* Allow flex shrinking */
                max-width: 100%; /* Prevent overflow */
            }
            
            /* Weather fixed at bottom */
            body:not(.vertical):not(.upsidedown):not(.vertical-reverse) .weather-section {
                grid-row: 3;
                position: sticky;
                bottom: 0;
                background-color: inherit;
                padding: 8px 0; /* Reduced padding */
                margin-top: 0;
            }
            
            body:not(.vertical):not(.upsidedown):not(.vertical-reverse) .weather-container {
                margin: 0;
                max-width: 100%;
            }
        }
        
        /* Dark mode styles */
        body.dark-mode {
            background-color: #222;
            color: #f5f5f5;
        }
        
        body.dark-mode .departure-card {
            background-color: #333;
            border-left-color: #0077cc;
        }
        
        body.dark-mode .config-modal-content {
            background-color: #333;
            color: #f5f5f5;
        }
        
        body.dark-mode .config-modal-body {
            background-color: #333;
        }
        
        body.dark-mode .config-modal-footer {
            background-color: #444;
        }
        
        body.dark-mode #config-cancel-button {
            background-color: #555;
            color: #f5f5f5;
        }
        
        body.dark-mode .time,
        body.dark-mode .destination {
            color: #f5f5f5;
        }
        
        body.dark-mode .direction,
        body.dark-mode .details,
        body.dark-mode .countdown,
        body.dark-mode .last-updated {
            color: #aaa;
        }
        
        body.dark-mode h2 {
            color: #0077cc;
        }
        
        body.dark-mode .sun-times {
            color: #aaa;
        }
        
        body.dark-mode .line-number {
            background-color: #0077cc;
        }
        
        /* Normal orientation */
        body.normal {
            max-width: 800px;
        }
        body.normal .departure-container {
            display: grid;
            grid-template-columns: 1fr;
            gap: 10px;
        }
        
        /* Landscape orientation - Optimized for wide screens */
        body.landscape {
            max-width: 100%;
            padding: 20px 40px;
        }
        
        /* Main content area: clock at top, then two-column layout below */
        body.landscape #content-wrapper {
            display: grid;
            grid-template-rows: auto 1fr;
            gap: 20px;
            height: 100vh;
            max-height: 100vh;
            overflow: hidden;
        }
        
        body.landscape .clock-container {
            grid-row: 1;
            margin-bottom: 0;
        }
        
        /* Main content grid: departures on left, weather on right */
        body.landscape .main-content-grid {
            grid-row: 2;
            display: grid;
            grid-template-columns: 1fr 380px;
            gap: 20px;
            overflow: hidden;
            min-height: 0;
        }
        
        /* Departures container: multi-column grid */
        body.landscape .departure-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(450px, 1fr));
            gap: 15px;
            overflow-y: auto;
            overflow-x: hidden;
            padding-right: 10px;
            min-height: 0;
        }
        
        /* Weather container: fixed width, scrollable */
        body.landscape .weather-container {
            overflow-y: auto;
            overflow-x: hidden;
            max-height: 100%;
            position: sticky;
            top: 0;
            align-self: start;
        }
        
        /* Better horizontal space usage in landscape */
        body.landscape .departure-card {
            min-height: 120px;
        }
        
        body.landscape .line-number-box {
            min-width: 120px;
            width: 120px;
        }
        
        body.landscape .line-number-large {
            font-size: 3.5em;
        }
        
        /* Site containers in landscape should be more compact */
        body.landscape .site-container {
            margin-bottom: 15px;
        }
        
        body.landscape .site-header {
            font-size: 1em;
            padding: 8px 12px;
        }
        
        /* Vertical orientation (90 degrees rotated) */
        body.vertical {
            max-width: 100%;
            height: 100vh;
            padding: 0;
            margin: 0;
            overflow: hidden;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        
        body.vertical #content-wrapper {
            transform: rotate(90deg);
            transform-origin: center center;
            position: absolute;
            width: 100vh; /* Use viewport height for width */
            height: 100vw; /* Use viewport width for height */
            max-width: 800px; /* Limit width for better readability */
            padding: 20px;
            box-sizing: border-box;
            overflow-y: auto;
            background-color: transparent; /* Remove background color */
            left: 50%;
            top: 50%;
            margin-left: -50vh; /* Half of width */
            margin-top: -50vw; /* Half of height */
        }
        
        body.vertical .config-button {
            transform: rotate(-90deg);
            position: fixed;
            right: 10px;
            bottom: 10px; /* Changed from top to bottom */
            z-index: 1000;
        }
        
        body.vertical .departure-container {
            display: grid;
            grid-template-columns: 1fr;
            gap: 10px;
        }
        
        /* Upside down orientation (180 degrees rotated) */
        body.upsidedown {
            max-width: 100%;
            height: 100vh;
            padding: 0;
            margin: 0;
            overflow: hidden;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        
        body.upsidedown #content-wrapper {
            transform: rotate(180deg);
            transform-origin: center center;
            position: absolute;
            width: 100%;
            max-width: 800px;
            padding: 20px;
            box-sizing: border-box;
            overflow-y: auto;
            background-color: transparent; /* Remove background color */
            left: 50%;
            top: 50%;
            margin-left: -400px; /* Half of max-width */
            margin-top: -50vh; /* Half of viewport height */
        }
        
        body.upsidedown .config-button {
            transform: rotate(-180deg);
            position: fixed;
            right: 10px;
            bottom: 10px; /* Changed from top to bottom */
            z-index: 1000;
        }
        
        body.upsidedown .departure-container {
            display: grid;
            grid-template-columns: 1fr;
            gap: 10px;
        }
        
        /* Vertical reverse orientation (270 degrees rotated) */
        body.vertical-reverse {
            max-width: 100%;
            height: 100vh;
            padding: 0;
            margin: 0;
            overflow: hidden;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        
        body.vertical-reverse #content-wrapper {
            transform: rotate(270deg);
            transform-origin: center center;
            position: absolute;
            width: 100vh; /* Use viewport height for width */
            height: 100vw; /* Use viewport width for height */
            max-width: none; /* Remove max-width limitation */
            padding: 20px;
            box-sizing: border-box;
            overflow: visible; /* Show all content */
            background-color: transparent; /* Remove background color to show background image */
            left: 50%;
            top: 50%;
            margin-left: -50vh; /* Half of width */
            margin-top: -50vw; /* Half of height */
        }
        
        body.vertical-reverse .config-button {
            transform: rotate(-270deg);
            position: fixed;
            right: 10px;
            bottom: 10px; /* Changed from top to bottom */
            z-index: 1000;
        }
        
        body.vertical-reverse .departure-container {
            display: grid;
            grid-template-columns: 1fr;
            gap: 10px;
            width: 100%; /* Ensure full width */
        }
        
        /* Mode indicators - using a class instead of pseudo-element */
        .mode-indicator {
            font-size: 0.7em;
            color: #666;
            font-weight: normal;
            display: inline;
        }